gcc/configure.in

   1 # configure.in for GNU CC
   2 # Process this file with autoconf to generate a configuration script.
   3
   4 # Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
   5
   6 #This file is part of GNU CC.
   7
   8 #GNU CC is free software; you can redistribute it and/or modify
   9 #it under the terms of the GNU General Public License as published by
  10 #the Free Software Foundation; either version 2, or (at your option)
  11 #any later version.
  12
  13 #GNU CC is distributed in the hope that it will be useful,
  14 #but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 #GNU General Public License for more details.
  17
  18 #You should have received a copy of the GNU General Public License
  19 #along with GNU CC; see the file COPYING.  If not, write to
  20 #the Free Software Foundation, 59 Temple Place - Suite 330,
  21 #Boston, MA 02111-1307, USA.
  22
  23 # Initialization and defaults
  24 AC_PREREQ(2.12.1)
  25 AC_INIT(tree.c)
  26 AC_CONFIG_HEADER(auto-host.h:config.in)
  27
  28 remove=rm
  29 hard_link=ln
  30 symbolic_link='ln -s'
  31 copy=cp
  32
  33 # Check for bogus environment variables.
  34 # Test if LIBRARY_PATH contains the notation for the current directory
  35 # since this would lead to problems installing/building glibc.
  36 # LIBRARY_PATH contains the current directory if one of the following
  37 # is true:
  38 # - one of the terminals (":" and ";") is the first or last sign
  39 # - two terminals occur directly after each other
  40 # - the path contains an element with a dot in it
  41 AC_MSG_CHECKING(LIBRARY_PATH variable)
  42 changequote(,)dnl
  43 case ${LIBRARY_PATH} in
  44   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  45     library_path_setting="contains current directory"
  46     ;;
  47   *)
  48     library_path_setting="ok"
  49     ;;
  50 esac
  51 changequote([,])dnl
  52 AC_MSG_RESULT($library_path_setting)
  53 if test "$library_path_setting" != "ok"; then
  54 AC_MSG_ERROR([
  55 *** LIBRARY_PATH shouldn't contain the current directory when
  56 *** building gcc. Please change the environment variable
  57 *** and run configure again.])
  58 fi
  59
  60 # Test if GCC_EXEC_PREFIX contains the notation for the current directory
  61 # since this would lead to problems installing/building glibc.
  62 # GCC_EXEC_PREFIX contains the current directory if one of the following
  63 # is true:
  64 # - one of the terminals (":" and ";") is the first or last sign
  65 # - two terminals occur directly after each other
  66 # - the path contains an element with a dot in it
  67 AC_MSG_CHECKING(GCC_EXEC_PREFIX variable)
  68 changequote(,)dnl
  69 case ${GCC_EXEC_PREFIX} in
  70   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  71     gcc_exec_prefix_setting="contains current directory"
  72     ;;
  73   *)
  74     gcc_exec_prefix_setting="ok"
  75     ;;
  76 esac
  77 changequote([,])dnl
  78 AC_MSG_RESULT($gcc_exec_prefix_setting)
  79 if test "$gcc_exec_prefix_setting" != "ok"; then
  80 AC_MSG_ERROR([
  81 *** GCC_EXEC_PREFIX shouldn't contain the current directory when
  82 *** building gcc. Please change the environment variable
  83 *** and run configure again.])
  84 fi
  85
  86 # Check for additional parameters
  87
  88 # With GNU ld
  89 AC_ARG_WITH(gnu-ld,
  90 [  --with-gnu-ld           arrange to work with GNU ld.],
  91 gnu_ld_flag="$with_gnu_ld",
  92 gnu_ld_flag=no)
  93
  94 # With pre-defined ld
  95 AC_ARG_WITH(ld,
  96 [  --with-ld               arrange to use the specified ld (full pathname).],
  97 DEFAULT_LINKER="$with_ld")
  98 if test x"${DEFAULT_LINKER+set}" = x"set"; then
  99   if test ! -x "$DEFAULT_LINKER"; then
 100     AC_MSG_WARN([cannot execute: $DEFAULT_LINKER: check --with-ld or env. var. DEFAULT_LINKER])
 101   elif $DEFAULT_LINKER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 102     gnu_ld_flag=yes
 103   fi
 104   AC_DEFINE_UNQUOTED(DEFAULT_LINKER,"$DEFAULT_LINKER")
 105 fi
 106
 107 # With GNU as
 108 AC_ARG_WITH(gnu-as,
 109 [  --with-gnu-as           arrange to work with GNU as.],
 110 gas_flag="$with_gnu_as",
 111 gas_flag=no)
 112
 113 AC_ARG_WITH(as,
 114 [  --with-as               arrange to use the specified as (full pathname).],
 115 DEFAULT_ASSEMBLER="$with_as")
 116 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 117   if test ! -x "$DEFAULT_ASSEMBLER"; then
 118     AC_MSG_WARN([cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER])
 119   elif $DEFAULT_ASSEMBLER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 120     gas_flag=yes
 121   fi
 122   AC_DEFINE_UNQUOTED(DEFAULT_ASSEMBLER,"$DEFAULT_ASSEMBLER")
 123 fi
 124
 125 # With stabs
 126 AC_ARG_WITH(stabs,
 127 [  --with-stabs            arrange to use stabs instead of host debug format.],
 128 stabs="$with_stabs",
 129 stabs=no)
 130
 131 # With ELF
 132 AC_ARG_WITH(elf,
 133 [  --with-elf              arrange to use ELF instead of host debug format.],
 134 elf="$with_elf",
 135 elf=no)
 136
 137 # Specify the local prefix
 138 local_prefix=
 139 AC_ARG_WITH(local-prefix,
 140 [  --with-local-prefix=DIR specifies directory to put local include.],
 141 [case "${withval}" in
 142 yes)    AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;
 143 no)     ;;
 144 *)      local_prefix=$with_local_prefix ;;
 145 esac])
 146
 147 # Default local prefix if it is empty
 148 if test x$local_prefix = x; then
 149         local_prefix=/usr/local
 150 fi
 151
 152 # Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
 153 # passed in by the toplevel make and thus we'd get different behavior
 154 # depending on where we built the sources.
 155 gcc_gxx_include_dir=
 156 # Specify the g++ header file directory
 157 AC_ARG_WITH(gxx-include-dir,
 158 [  --with-gxx-include-dir=DIR
 159                           specifies directory to put g++ header files.],
 160 [case "${withval}" in
 161 yes)    AC_MSG_ERROR(bad value ${withval} given for g++ include directory) ;;
 162 no)     ;;
 163 *)      gcc_gxx_include_dir=$with_gxx_include_dir ;;
 164 esac])
 165
 166 if test x${gcc_gxx_include_dir} = x; then
 167   if test x${enable_version_specific_runtime_libs} = xyes; then
 168     gcc_gxx_include_dir='${libsubdir}/include/g++'
 169   else
 170     topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
 171 changequote(<<, >>)dnl
 172     gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/g++"-${libstdcxx_interface}
 173 changequote([, ])dnl
 174   fi
 175 fi
 176
 177 # Enable expensive internal checks
 178 AC_ARG_ENABLE(checking,
 179 [  --enable-checking       enable expensive run-time checks.],
 180 [case "${enableval}" in
 181 yes)    AC_DEFINE(ENABLE_CHECKING) ;;
 182 no)     ;;
 183 *)      AC_MSG_ERROR(bad value ${enableval} given for checking option) ;;
 184 esac])
 185
 186 AC_ARG_ENABLE(cpp,
 187 [  --disable-cpp           don't provide a user-visible C preprocessor.],
 188 [], [enable_cpp=yes])
 189
 190 AC_ARG_WITH(cpp_install_dir,
 191 [  --with-cpp-install-dir=DIR
 192                           install the user visible C preprocessor in DIR
 193                           (relative to PREFIX) as well as PREFIX/bin.],
 194 [if test x$withval = xyes; then
 195   AC_MSG_ERROR([option --with-cpp-install-dir requires an argument])
 196 elif test x$withval != xno; then
 197   cpp_install_dir=$withval
 198 fi])
 199
 200 # Use cpplib+cppmain for the preprocessor, but don't link it with the compiler.
 201 cpp_main=cccp
 202 AC_ARG_ENABLE(cpplib,
 203 [  --enable-cpplib         use cpplib for the C preprocessor.],
 204 if test x$enable_cpplib != xno; then
 205   cpp_main=cppmain
 206 fi)
 207
 208 # Link cpplib into the compiler proper, for C/C++/ObjC.
 209 AC_ARG_ENABLE(c-cpplib,
 210 [  --enable-c-cpplib       link cpplib directly into C and C++ compilers
 211                           (EXPERIMENTAL) (implies --enable-cpplib).],
 212 if test x$enable_c_cpplib != xno; then
 213   extra_c_objs="${extra_c_objs} libcpp.a"
 214   extra_cxx_objs="${extra_cxx_objs} ../libcpp.a"
 215   extra_c_flags="${extra_c_flags} -DUSE_CPPLIB=1"
 216   cpp_main=cppmain
 217 fi)
 218
 219 # Disable fast fixincludes
 220 AC_ARG_ENABLE(fast-fixincludes,
 221 [  --disable-fast-fixincludes
 222                          Disable the new fast fixincludes.
 223                          Run the old fixincludes script unconditionally],
 224 if test x$enable_fast_fixincludes = xno ; then
 225   cp $srcdir/fixincludes ./fixinc.sh
 226 fi)
 227
 228 # Enable Multibyte Characters for C/C++
 229 AC_ARG_ENABLE(c-mbchar,
 230 [  --enable-c-mbchar       Enable multibyte characters for C and C++.],
 231 if [[[ x$enable_c_mbchar != xno ]]]; then
 232   extra_c_flags=-DMULTIBYTE_CHARS=1
 233 fi)
 234
 235 # Enable threads
 236 # Pass with no value to take the default
 237 # Pass with a value to specify a thread package
 238 AC_ARG_ENABLE(threads,
 239 [  --enable-threads        enable thread usage for target GCC.
 240   --enable-threads=LIB    use LIB thread package for target GCC.],
 241 if test x$enable_threads = xno; then
 242         enable_threads=''
 243 fi,
 244 enable_threads='')
 245
 246 enable_threads_flag=$enable_threads
 247 # Check if a valid thread package
 248 case x${enable_threads_flag} in
 249         x | xno)
 250                 # No threads
 251                 target_thread_file='single'
 252                 ;;
 253         xyes)
 254                 # default
 255                 target_thread_file=''
 256                 ;;
 257         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
 258         xsolaris | xwin32 | xdce | xvxworks)
 259                 target_thread_file=$enable_threads_flag
 260                 ;;
 261         *)
 262                 echo "$enable_threads is an unknown thread package" 1>&2
 263                 exit 1
 264                 ;;
 265 esac
 266
 267 AC_ARG_ENABLE(objc-gc,
 268 [  --enable-objc-gc       enable the use of Boehm's garbage collector with
 269                           the GNU Objective-C runtime.],
 270 if [[[ x$enable_objc_gc = xno ]]]; then
 271         objc_boehm_gc=''
 272 else
 273         objc_boehm_gc=1
 274 fi,
 275 objc_boehm_gc='')
 276
 277 AC_ARG_WITH(dwarf2,
 278 [  --enable-dwarf2        enable DWARF2 debugging as default.],
 279 dwarf2="$with_dwarf2",
 280 dwarf2=no)
 281
 282 # Determine the host, build, and target systems
 283 AC_CANONICAL_SYSTEM
 284
 285 # Find the native compiler
 286 AC_PROG_CC
 287 AC_GCC_C_LONG_DOUBLE
 288
 289 # If the native compiler is GCC, we can enable warnings even in stage1.
 290 # That's useful for people building cross-compilers, or just running a
 291 # quick `make'.
 292 if test "x$GCC" = "xyes"; then
 293   stage1_warn_cflags='$(WARN_CFLAGS)'
 294 else
 295   stage1_warn_cflags=""
 296 fi
 297 AC_SUBST(stage1_warn_cflags)
 298
 299 AC_PROG_MAKE_SET
 300
 301 AC_MSG_CHECKING([whether a default assembler was specified])
 302 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 303     if test x"$gas_flag" = x"no"; then
 304         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 305     else
 306         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 307     fi
 308 else
 309     AC_MSG_RESULT(no)
 310 fi
 311
 312 AC_MSG_CHECKING([whether a default linker was specified])
 313 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 314     if test x"$gnu_ld_flag" = x"no"; then
 315         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 316     else
 317         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 318     fi
 319 else
 320     AC_MSG_RESULT(no)
 321 fi
 322
 323 # Find some useful tools
 324 AC_PROG_AWK
 325 AC_PROG_LEX
 326 GCC_PROG_LN
 327 GCC_PROG_LN_S
 328 GCC_C_VOLATILE
 329 AC_PROG_RANLIB
 330 AC_PROG_YACC
 331 EGCS_PROG_INSTALL
 332
 333 AC_HEADER_STDC
 334 AC_HEADER_TIME
 335 GCC_HEADER_STRING
 336 AC_HEADER_SYS_WAIT
 337 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h \
 338                  fcntl.h unistd.h stab.h sys/file.h sys/time.h \
 339                  sys/resource.h sys/param.h sys/times.h sys/stat.h \
 340                  direct.h malloc.h)
 341
 342 # Check for thread headers.
 343 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 344 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 345
 346 # See if GNAT has been installed
 347 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 348
 349 # See if the system preprocessor understands the ANSI C preprocessor
 350 # stringification operator.
 351 AC_MSG_CHECKING(whether cpp understands the stringify operator)
 352 AC_CACHE_VAL(gcc_cv_c_have_stringify,
 353 [AC_TRY_COMPILE(,
 354 [#define S(x)   #x
 355 char *test = S(foo);],
 356 gcc_cv_c_have_stringify=yes, gcc_cv_c_have_stringify=no)])
 357 AC_MSG_RESULT($gcc_cv_c_have_stringify)
 358 if test $gcc_cv_c_have_stringify = yes; then
 359   AC_DEFINE(HAVE_CPP_STRINGIFY)
 360 fi
 361
 362 # Use <inttypes.h> only if it exists,
 363 # doesn't clash with <sys/types.h>, and declares intmax_t.
 364 AC_MSG_CHECKING(for inttypes.h)
 365 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 366 [AC_TRY_COMPILE(
 367   [#include <sys/types.h>
 368 #include <inttypes.h>],
 369   [intmax_t i = -1;],
 370   [gcc_cv_header_inttypes_h=yes],
 371   gcc_cv_header_inttypes_h=no)])
 372 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 373 if test $gcc_cv_header_inttypes_h = yes; then
 374   AC_DEFINE(HAVE_INTTYPES_H)
 375 fi
 376
 377 AC_CHECK_FUNCS(strtoul bsearch strerror putenv popen bcopy bzero bcmp \
 378         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 379         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 380         fputs_unlocked getrusage)
 381
 382 # Make sure wchar_t is available
 383 #AC_CHECK_TYPE(wchar_t, unsigned int)
 384
 385 GCC_FUNC_VFPRINTF_DOPRNT
 386 GCC_FUNC_PRINTF_PTR
 387
 388 case "${host}" in
 389 *-*-uwin*)
 390   # Under some versions of uwin, vfork is notoriously buggy and the test
 391   # can hang configure; on other versions, vfork exists just as a stub.
 392   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 393   ac_cv_func_vfork_works=no
 394   ;;
 395 esac
 396 AC_FUNC_VFORK
 397
 398 GCC_NEED_DECLARATIONS(bcopy bzero bcmp \
 399         index rindex getenv atol sbrk abort atof strerror getcwd getwd \
 400         strsignal putc_unlocked fputs_unlocked strstr)
 401
 402 GCC_NEED_DECLARATIONS(malloc realloc calloc free, [
 403 #ifdef HAVE_MALLOC_H
 404 #include <malloc.h>
 405 #endif
 406 ])
 407
 408 GCC_NEED_DECLARATIONS(getrlimit setrlimit getrusage, [
 409 #include <sys/types.h>
 410 #ifdef HAVE_SYS_RESOURCE_H
 411 #include <sys/resource.h>
 412 #endif
 413 ])
 414
 415 AC_DECL_SYS_SIGLIST
 416
 417 # mkdir takes a single argument on some systems.
 418 GCC_FUNC_MKDIR_TAKES_ONE_ARG
 419
 420 # File extensions
 421 manext='.1'
 422 objext='.o'
 423 AC_SUBST(manext)
 424 AC_SUBST(objext)
 425
 426 build_xm_file=
 427 build_xm_defines=
 428 build_install_headers_dir=install-headers-tar
 429 build_exeext=
 430 host_xm_file=
 431 host_xm_defines=
 432 host_xmake_file=
 433 host_truncate_target=
 434 host_exeext=
 435
 436 # Decode the host machine, then the target machine.
 437 # For the host machine, we save the xm_file variable as host_xm_file;
 438 # then we decode the target machine and forget everything else
 439 # that came from the host machine.
 440 for machine in $build $host $target; do
 441
 442         out_file=
 443         xmake_file=
 444         tmake_file=
 445         extra_headers=
 446         extra_passes=
 447         extra_parts=
 448         extra_programs=
 449         extra_objs=
 450         extra_host_objs=
 451         extra_gcc_objs=
 452         xm_defines=
 453         float_format=
 454         # Set this to force installation and use of collect2.
 455         use_collect2=
 456         # Set this to override the default target model.
 457         target_cpu_default=
 458         # Set this to control how the header file directory is installed.
 459         install_headers_dir=install-headers-tar
 460         # Set this to a non-empty list of args to pass to cpp if the target
 461         # wants its .md file passed through cpp.
 462         md_cppflags=
 463         # Set this if directory names should be truncated to 14 characters.
 464         truncate_target=
 465         # Set this if gdb needs a dir command with `dirname $out_file`
 466         gdb_needs_out_file_path=
 467         # Set this if the build machine requires executables to have a
 468         # file name suffix.
 469         exeext=
 470         # Set this to control which thread package will be used.
 471         thread_file=
 472         # Reinitialize these from the flag values every loop pass, since some
 473         # configure entries modify them.
 474         gas="$gas_flag"
 475         gnu_ld="$gnu_ld_flag"
 476         enable_threads=$enable_threads_flag
 477
 478         # Set default cpu_type, tm_file and xm_file so it can be updated in
 479         # each machine entry.
 480         cpu_type=`echo $machine | sed 's/-.*$//'`
 481         case $machine in
 482         alpha*-*-*)
 483                 cpu_type=alpha
 484                 ;;
 485         arm*-*-*)
 486                 cpu_type=arm
 487                 ;;
 488         c*-convex-*)
 489                 cpu_type=convex
 490                 ;;
 491 changequote(,)dnl
 492         i[34567]86-*-*)
 493 changequote([,])dnl
 494                 cpu_type=i386
 495                 ;;
 496         hppa*-*-*)
 497                 cpu_type=pa
 498                 ;;
 499         m68000-*-*)
 500                 cpu_type=m68k
 501                 ;;
 502         mips*-*-*)
 503                 cpu_type=mips
 504                 ;;
 505         powerpc*-*-*)
 506                 cpu_type=rs6000
 507                 ;;
 508         pyramid-*-*)
 509                 cpu_type=pyr
 510                 ;;
 511         sparc*-*-*)
 512                 cpu_type=sparc
 513                 ;;
 514         esac
 515
 516         tm_file=${cpu_type}/${cpu_type}.h
 517         xm_file=${cpu_type}/xm-${cpu_type}.h
 518
 519         # On a.out targets, we need to use collect2.
 520         case $machine in
 521         *-*-*aout*)
 522                 use_collect2=yes
 523                 ;;
 524         esac
 525
 526         # Common parts for linux-gnu and openbsd systems
 527         case $machine in
 528         *-*-linux-gnu*)
 529                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 530                 ;;
 531         *-*-openbsd*)
 532                 tm_file=${cpu_type}/openbsd.h
 533                 tmake_file="t-libc-ok t-openbsd"
 534                 # avoid surprises, always provide an xm-openbsd file
 535                 xm_file=${cpu_type}/xm-openbsd.h
 536                 # don't depend on processor x-fragments as well
 537                 xmake_file=none
 538                 if test x$enable_threads = xyes; then
 539                         thread_file='posix'
 540                         tmake_file="${tmake_file} t-openbsd-thread"
 541                 fi
 542                 ;;
 543         esac
 544
 545         case $machine in
 546         # Support site-specific machine types.
 547         *local*)
 548                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 549                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 550                 xm_file=${cpu_type}/xm-$rest.h
 551                 tm_file=${cpu_type}/$rest.h
 552                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
 553                 then xmake_file=${cpu_type}/x-$rest; \
 554                 else true; \
 555                 fi
 556                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
 557                 then tmake_file=${cpu_type}/t-$rest; \
 558                 else true; \
 559                 fi
 560                 ;;
 561         1750a-*-*)
 562                 ;;
 563         a29k-*-bsd* | a29k-*-sym1*)
 564                 tm_file="${tm_file} a29k/unix.h"
 565                 xm_defines=USG
 566                 xmake_file=a29k/x-unix
 567                 use_collect2=yes
 568                 ;;
 569         a29k-*-udi | a29k-*-coff)
 570                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 571                 tmake_file=a29k/t-a29kbare
 572                 ;;
 573         a29k-wrs-vxworks*)
 574                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 575                 tmake_file=a29k/t-vx29k
 576                 extra_parts="crtbegin.o crtend.o"
 577                 thread_file='vxworks'
 578                 ;;
 579         a29k-*-*)                       # Default a29k environment.
 580                 use_collect2=yes
 581                 ;;
 582         alpha-*-interix)
 583                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 584
 585                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 586                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 587
 588                 # GAS + IEEE_CONFORMANT
 589                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 590
 591                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 592                 xmake_file="x-interix alpha/t-pe"
 593                 tmake_file="alpha/t-interix alpha/t-ieee"
 594                 if test x$enable_threads = xyes ; then
 595                         thread_file='posix'
 596                 fi
 597                 if test x$stabs = xyes ; then
 598                         tm_file="${tm_file} dbxcoff.h"
 599                 fi
 600                 #prefix='$$INTERIX_ROOT'/usr/contrib
 601                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
 602                 ;;
 603         alpha*-*-linux-gnuecoff*)
 604                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 605                 target_cpu_default="MASK_GAS"
 606                 tmake_file="alpha/t-ieee"
 607                 gas=no
 608                 xmake_file=none
 609                 gas=yes gnu_ld=yes
 610                 ;;
 611         alpha*-*-linux-gnulibc1*)
 612                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 613                 target_cpu_default="MASK_GAS"
 614                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 615                 extra_parts="crtbegin.o crtend.o"
 616                 xmake_file=none
 617                 gas=yes gnu_ld=yes
 618                 if test x$enable_threads = xyes; then
 619                         thread_file='posix'
 620                 fi
 621                 ;;
 622         alpha*-*-linux-gnu*)
 623                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 624                 target_cpu_default="MASK_GAS"
 625                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 626                 extra_parts="crtbegin.o crtend.o"
 627                 xmake_file=none
 628                 gas=yes gnu_ld=yes
 629                 if test x$enable_threads = xyes; then
 630                         thread_file='posix'
 631                 fi
 632                 ;;
 633         alpha*-*-netbsd*)
 634                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 635                 target_cpu_default="MASK_GAS"
 636                 tmake_file="alpha/t-crtbe alpha/t-ieee"
 637                 extra_parts="crtbegin.o crtend.o"
 638                 xmake_file=none
 639                 gas=yes gnu_ld=yes
 640                 ;;
 641
 642         alpha*-*-openbsd*)
 643                 # default x-alpha is only appropriate for dec-osf.
 644                 target_cpu_default="MASK_GAS"
 645                 tmake_file="alpha/t-ieee"
 646                 ;;
 647
 648         alpha*-dec-osf*)
 649                 if test x$stabs = xyes
 650                 then
 651                         tm_file="${tm_file} dbx.h"
 652                 fi
 653                 if test x$gas != xyes
 654                 then
 655                         extra_passes="mips-tfile mips-tdump"
 656                 fi
 657                 use_collect2=yes
 658                 tmake_file="alpha/t-ieee"
 659                 case $machine in
 660                   *-*-osf1*)
 661                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 662                     ;;
 663 changequote(,)dnl
 664                   *-*-osf[23]*)
 665 changequote([,])dnl
 666                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 667                     ;;
 668                   *-*-osf4*)
 669                     tm_file="${tm_file} alpha/osf.h"
 670                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 671                     # a broken tar, so we use cpio instead.
 672                     install_headers_dir=install-headers-cpio
 673                     ;;
 674                   *-*-osf5*)
 675                     tm_file="${tm_file} alpha/osf.h"
 676                     ;;
 677                 esac
 678                 case $machine in
 679 changequote(,)dnl
 680                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]*)
 681 changequote([,])dnl
 682                     target_cpu_default=MASK_SUPPORT_ARCH
 683                     ;;
 684                 esac
 685                 ;;
 686         alpha*-*-vxworks*)
 687                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 688                 tmake_file="alpha/t-ieee"
 689                 if [ x$gas != xyes ]
 690                 then
 691                         extra_passes="mips-tfile mips-tdump"
 692                 fi
 693                 use_collect2=yes
 694                 thread_file='vxworks'
 695                 ;;
 696         alpha*-*-winnt*)
 697                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 698                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 699                 tmake_file="t-libc-ok alpha/t-ieee"
 700                 xmake_file=winnt/x-winnt
 701                 extra_host_objs=oldnames.o
 702                 extra_gcc_objs="spawnv.o oldnames.o"
 703                 if test x$gnu_ld != xyes
 704                 then
 705                         extra_programs=ld.exe
 706                 fi
 707                 if test x$enable_threads = xyes; then
 708                         thread_file='win32'
 709                 fi
 710                 ;;
 711         alpha*-dec-vms*)
 712                 tm_file=alpha/vms.h
 713                 xm_file="${xm_file} alpha/xm-vms.h"
 714                 tmake_file="alpha/t-vms alpha/t-ieee"
 715                 ;;
 716         arc-*-elf*)
 717                 extra_parts="crtinit.o crtfini.o"
 718                 ;;
 719         arm-*-coff* | armel-*-coff*)
 720                 tm_file=arm/coff.h
 721                 tmake_file=arm/t-bare
 722                 ;;
 723         arm-*-vxworks*)
 724                 tm_file=arm/vxarm.h
 725                 tmake_file=arm/t-bare
 726                 thread_file='vxworks'
 727                 ;;
 728 changequote(,)dnl
 729         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 730 changequote([,])dnl
 731                 tm_file=arm/riscix1-1.h
 732                 use_collect2=yes
 733                 ;;
 734         arm-*-riscix*)                  # Acorn RISC machine
 735                 if test x$gas = xyes
 736                 then
 737                     tm_file=arm/rix-gas.h
 738                 else
 739                     tm_file=arm/riscix.h
 740                 fi
 741                 xmake_file=arm/x-riscix
 742                 tmake_file=arm/t-riscix
 743                 use_collect2=yes
 744                 ;;
 745         arm-semi-aout | armel-semi-aout)
 746                 tm_file=arm/semi.h
 747                 tmake_file=arm/t-semi
 748                 ;;
 749         arm-semi-aof | armel-semi-aof)
 750                 tm_file=arm/semiaof.h
 751                 tmake_file=arm/t-semiaof
 752                 ;;
 753         arm*-*-netbsd*)
 754                 tm_file=arm/netbsd.h
 755                 xm_file="arm/xm-netbsd.h ${xm_file}"
 756                 tmake_file="t-netbsd arm/t-netbsd"
 757        use_collect2=yes
 758                 ;;
 759         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 760                 cpu_type=arm
 761                 xmake_file=x-linux
 762                 tm_file=arm/linux-aout.h
 763                 tmake_file=arm/t-linux
 764                 gnu_ld=yes
 765                 ;;
 766         arm*-*-linux-gnuoldld*)         # ARM GNU/Linux with old ELF linker
 767                 xm_file=arm/xm-linux.h
 768                 xmake_file=x-linux
 769                 tm_file="arm/linux-oldld.h arm/linux-elf.h"
 770                 case $machine in
 771                 armv2*-*-*)
 772                         tm_file="arm/linux-elf26.h $tm_file"
 773                         ;;
 774                 esac
 775                 tmake_file="t-linux arm/t-linux"
 776                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 777                 gnu_ld=yes
 778                 case x${enable_threads} in
 779                 x | xyes | xpthreads | xposix)
 780                         thread_file='posix'
 781                         ;;
 782                 esac
 783                 ;;
 784         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 785                 xm_file=arm/xm-linux.h
 786                 xmake_file=x-linux
 787                 tm_file="arm/linux-elf.h"
 788                 case $machine in
 789                 armv2*-*-*)
 790                         tm_file="arm/linux-elf26.h $tm_file"
 791                         ;;
 792                 esac
 793                 tmake_file="t-linux arm/t-linux"
 794                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 795                 gnu_ld=yes
 796                 case x${enable_threads} in
 797                 x | xyes | xpthreads | xposix)
 798                         thread_file='posix'
 799                         ;;
 800                 esac
 801                 ;;
 802         arm*-*-uclinux*)                # ARM ucLinux
 803                 tm_file=arm/uclinux-elf.h
 804                 tmake_file=arm/t-arm-elf
 805                 ;;
 806         arm*-*-aout)
 807                 tm_file=arm/aout.h
 808                 tmake_file=arm/t-bare
 809                 ;;
 810         arm*-*-ecos-elf)
 811                 tm_file=arm/ecos-elf.h
 812                 tmake_file=arm/t-elf
 813                 ;;
 814         arm*-*-elf)
 815                 tm_file=arm/unknown-elf.h
 816                 tmake_file=arm/t-arm-elf
 817                 ;;
 818         arm*-*-oabi)
 819                 tm_file=arm/unknown-elf-oabi.h
 820                 tmake_file=arm/t-arm-elf
 821                 ;;
 822         arm-*-pe*)
 823                 tm_file=arm/pe.h
 824                 tmake_file=arm/t-pe
 825                 extra_objs=pe.o
 826                 ;;
 827         c1-convex-*)                    # Convex C1
 828                 target_cpu_default=1
 829                 use_collect2=yes
 830                 ;;
 831         c2-convex-*)                    # Convex C2
 832                 target_cpu_default=2
 833                 use_collect2=yes
 834                 ;;
 835         c32-convex-*)
 836                 target_cpu_default=4
 837                 use_collect2=yes
 838                 ;;
 839         c34-convex-*)
 840                 target_cpu_default=8
 841                 use_collect2=yes
 842                 ;;
 843         c38-convex-*)
 844                 target_cpu_default=16
 845                 use_collect2=yes
 846                 ;;
 847         c4x-*)
 848                 cpu_type=c4x
 849                 tmake_file=c4x/t-c4x
 850                 ;;
 851         clipper-intergraph-clix*)
 852                 tm_file="${tm_file} svr3.h clipper/clix.h"
 853                 xm_file=clipper/xm-clix.h
 854                 xmake_file=clipper/x-clix
 855                 extra_headers=va-clipper.h
 856                 extra_parts="crtbegin.o crtend.o"
 857                 install_headers_dir=install-headers-cpio
 858                 ;;
 859         dsp16xx-*)
 860                 ;;
 861         elxsi-elxsi-*)
 862                 use_collect2=yes
 863                 ;;
 864 # This hasn't been upgraded to GCC 2.
 865 #       fx80-alliant-*)                 # Alliant FX/80
 866 #               ;;
 867         h8300-*-*)
 868                 float_format=i32
 869                 ;;
 870         hppa*-*-linux*)
 871                 target_cpu_default="(MASK_PA_11 | MASK_GAS | MASK_JUMP_IN_DELAY)"
 872                 tm_file="${tm_file} pa/elf.h linux.h pa/pa-linux.h"
 873                 tmake_file="t-linux pa/t-linux"
 874                 extra_parts="crtbegin.o crtend.o"
 875                 xmake_file=none
 876                 gas=yes gnu_ld=yes
 877                 if test x$enable_threads = xyes; then
 878                         thread_file='posix'
 879                 fi
 880                 ;;
 881         hppa*-*-openbsd*)
 882                 target_cpu_default="MASK_PA_11"
 883                 tmake_file=pa/t-openbsd
 884                 ;;
 885         hppa1.1-*-pro*)
 886                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 887                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
 888                 xm_file=pa/xm-papro.h
 889                 tmake_file=pa/t-pro
 890                 ;;
 891         hppa1.1-*-osf*)
 892                 target_cpu_default="MASK_PA_11"
 893                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 894                 use_collect2=yes
 895                 ;;
 896         hppa1.1-*-rtems*)
 897                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 898                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
 899                 xm_file=pa/xm-papro.h
 900                 tmake_file=pa/t-pro
 901                 ;;
 902         hppa1.0-*-osf*)
 903                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 904                 use_collect2=yes
 905                 ;;
 906         hppa1.1-*-bsd*)
 907                 tm_file="${tm_file} pa/som.h"
 908                 target_cpu_default="MASK_PA_11"
 909                 use_collect2=yes
 910                 ;;
 911         hppa1.0-*-bsd*)
 912                 tm_file="${tm_file} pa/som.h"
 913                 use_collect2=yes
 914                 ;;
 915         hppa1.0-*-hpux7*)
 916                 tm_file="pa/pa-oldas.h ${tm_file} pa/som.h pa/pa-hpux7.h"
 917                 xm_file=pa/xm-pahpux.h
 918                 xmake_file=pa/x-pa-hpux
 919                 if test x$gas = xyes
 920                 then
 921                         tm_file="${tm_file} pa/gas.h"
 922                 fi
 923                 install_headers_dir=install-headers-cpio
 924                 use_collect2=yes
 925                 ;;
 926 changequote(,)dnl
 927         hppa1.0-*-hpux8.0[0-2]*)
 928 changequote([,])dnl
 929                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 930                 xm_file=pa/xm-pahpux.h
 931                 xmake_file=pa/x-pa-hpux
 932                 if test x$gas = xyes
 933                 then
 934                         tm_file="${tm_file} pa/pa-gas.h"
 935                 else
 936                         tm_file="pa/pa-oldas.h ${tm_file}"
 937                 fi
 938                 install_headers_dir=install-headers-cpio
 939                 use_collect2=yes
 940                 ;;
 941 changequote(,)dnl
 942         hppa1.1-*-hpux8.0[0-2]*)
 943 changequote([,])dnl
 944                 target_cpu_default="MASK_PA_11"
 945                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 946                 xm_file=pa/xm-pahpux.h
 947                 xmake_file=pa/x-pa-hpux
 948                 if test x$gas = xyes
 949                 then
 950                         tm_file="${tm_file} pa/pa-gas.h"
 951                 else
 952                         tm_file="pa/pa-oldas.h ${tm_file}"
 953                 fi
 954                 install_headers_dir=install-headers-cpio
 955                 use_collect2=yes
 956                 ;;
 957         hppa1.1-*-hpux8*)
 958                 target_cpu_default="MASK_PA_11"
 959                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 960                 xm_file=pa/xm-pahpux.h
 961                 xmake_file=pa/x-pa-hpux
 962                 if test x$gas = xyes
 963                 then
 964                         tm_file="${tm_file} pa/pa-gas.h"
 965                 fi
 966                 install_headers_dir=install-headers-cpio
 967                 use_collect2=yes
 968                 ;;
 969         hppa1.0-*-hpux8*)
 970                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 971                 xm_file=pa/xm-pahpux.h
 972                 xmake_file=pa/x-pa-hpux
 973                 if test x$gas = xyes
 974                 then
 975                         tm_file="${tm_file} pa/pa-gas.h"
 976                 fi
 977                 install_headers_dir=install-headers-cpio
 978                 use_collect2=yes
 979                 ;;
 980         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
 981                 target_cpu_default="MASK_PA_11"
 982                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
 983                 xm_file=pa/xm-pahpux.h
 984                 xmake_file=pa/x-pa-hpux
 985                 tmake_file=pa/t-pa
 986                 if test x$gas = xyes
 987                 then
 988                         tm_file="${tm_file} pa/pa-gas.h"
 989                 fi
 990                 if test x$enable_threads = x; then
 991                     enable_threads=$have_pthread_h
 992                 fi
 993                 if test x$enable_threads = xyes; then
 994                         thread_file='dce'
 995                         tmake_file="${tmake_file} pa/t-dce-thr"
 996                 fi
 997                 install_headers_dir=install-headers-cpio
 998                 use_collect2=yes
 999                 ;;
1000         hppa1.0-*-hpux10*)
1001                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1002                 xm_file=pa/xm-pahpux.h
1003                 xmake_file=pa/x-pa-hpux
1004                 tmake_file=pa/t-pa
1005                 if test x$gas = xyes
1006                 then
1007                         tm_file="${tm_file} pa/pa-gas.h"
1008                 fi
1009                 if test x$enable_threads = x; then
1010                     enable_threads=$have_pthread_h
1011                 fi
1012                 if test x$enable_threads = xyes; then
1013                         thread_file='dce'
1014                         tmake_file="${tmake_file} pa/t-dce-thr"
1015                 fi
1016                 install_headers_dir=install-headers-cpio
1017                 use_collect2=yes
1018                 ;;
1019         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
1020                 target_cpu_default="MASK_PA_11"
1021                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1022                 xm_file=pa/xm-pahpux.h
1023                 xmake_file=pa/x-pa-hpux
1024                 tmake_file=pa/t-pa
1025                 if [[ x$gas = xyes ]]
1026                 then
1027                         tm_file="${tm_file} pa/pa-gas.h"
1028                 fi
1029 #               if [[ x$enable_threads = x ]]; then
1030 #                   enable_threads=$have_pthread_h
1031 #               fi
1032 #               if [[ x$enable_threads = xyes ]]; then
1033 #                       thread_file='dce'
1034 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1035 #               fi
1036                 install_headers_dir=install-headers-cpio
1037                 use_collect2=yes
1038                 ;;
1039         hppa1.0-*-hpux11*)
1040                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1041                 xm_file=pa/xm-pahpux.h
1042                 xmake_file=pa/x-pa-hpux
1043                 if [[ x$gas = xyes ]]
1044                 then
1045                         tm_file="${tm_file} pa/pa-gas.h"
1046                 fi
1047 #               if [[ x$enable_threads = x ]]; then
1048 #                   enable_threads=$have_pthread_h
1049 #               fi
1050 #               if [[ x$enable_threads = xyes ]]; then
1051 #                       thread_file='dce'
1052 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1053 #               fi
1054                 install_headers_dir=install-headers-cpio
1055                 use_collect2=yes
1056                 ;;
1057         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1058                 target_cpu_default="MASK_PA_11"
1059                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1060                 xm_file=pa/xm-pahpux.h
1061                 xmake_file=pa/x-pa-hpux
1062                 if test x$gas = xyes
1063                 then
1064                         tm_file="${tm_file} pa/pa-gas.h"
1065                 fi
1066                 install_headers_dir=install-headers-cpio
1067                 use_collect2=yes
1068                 ;;
1069         hppa1.0-*-hpux*)
1070                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1071                 xm_file=pa/xm-pahpux.h
1072                 xmake_file=pa/x-pa-hpux
1073                 if test x$gas = xyes
1074                 then
1075                         tm_file="${tm_file} pa/pa-gas.h"
1076                 fi
1077                 install_headers_dir=install-headers-cpio
1078                 use_collect2=yes
1079                 ;;
1080         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1081                 target_cpu_default="MASK_PA_11"
1082                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1083                 xm_file=pa/xm-pahpux.h
1084                 xmake_file=pa/x-pa-hpux
1085                 if test x$gas = xyes
1086                 then
1087                         tm_file="${tm_file} pa/pa-gas.h"
1088                 fi
1089                 install_headers_dir=install-headers-cpio
1090                 use_collect2=yes
1091                 ;;
1092         hppa1.0-*-hiux*)
1093                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1094                 xm_file=pa/xm-pahpux.h
1095                 xmake_file=pa/x-pa-hpux
1096                 if test x$gas = xyes
1097                 then
1098                         tm_file="${tm_file} pa/pa-gas.h"
1099                 fi
1100                 install_headers_dir=install-headers-cpio
1101                 use_collect2=yes
1102                 ;;
1103         hppa*-*-lites*)
1104                 tm_file="${tm_file} elfos.h pa/elf.h"
1105                 target_cpu_default="MASK_PA_11"
1106                 use_collect2=yes
1107                 ;;
1108         hppa*-*-mpeix*)
1109                 tm_file="${tm_file} pa/pa-mpeix.h"
1110                 xm_file=pa/xm-pampeix.h
1111                 xmake_file=pa/x-pa-mpeix
1112                 echo "You must use gas. Assuming it is already installed."
1113                 install_headers_dir=install-headers-tar
1114                 fixincludes=Makefile.in
1115                 use_collect2=yes
1116                 ;;
1117         i370-*-opened*)                  # IBM 360/370/390 Architecture
1118                 xm_file=i370/xm-oe.h
1119                 tm_file=i370/oe.h
1120                 xmake_file=i370/x-oe
1121                 tmake_file=i370/t-oe
1122                 fixincludes=Makefile.in # Headers are wierd, don't mess with
1123                 ;;
1124         i370-*-mvs*)
1125                 xm_file=i370/xm-mvs.h
1126                 tm_file=i370/mvs.h
1127                 tmake_file=i370/t-mvs
1128                 fixincludes=Makefile.in # Headers are wierd, don't mess with
1129                 ;;
1130         i370-*-linux*)
1131                 xm_file="xm-linux.h i370/xm-linux.h"
1132                 xmake_file=x-linux
1133                 tm_file="i370/linux.h ${tm_file}"
1134                 tmake_file="t-linux i370/t-linux"
1135                 fixincludes=Makefile.in # The headers are ok already.
1136                 # broken_install=yes
1137                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1138                 # extra_parts="crtbegin.o crtend.o"
1139                 gnu_ld=yes
1140                 gas=yes
1141                 elf=yes
1142                 if [[ x$enable_threads = xyes ]]; then
1143                         thread_file='posix'
1144                 fi
1145                 ;;
1146 changequote(,)dnl
1147         i[34567]86-*-elf*)
1148 changequote([,])dnl
1149                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h"
1150                 tm_file=i386/i386elf.h
1151                 tmake_file=i386/t-i386elf
1152                 xmake_file=x-svr4
1153                 ;;
1154 changequote(,)dnl
1155         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1156 changequote([,])dnl
1157                 if test x$gas = xyes
1158                 then
1159                         tm_file=i386/aix386.h
1160                         extra_parts="crtbegin.o crtend.o"
1161                         tmake_file=i386/t-crtstuff
1162                 else
1163                         tm_file=i386/aix386ng.h
1164                         use_collect2=yes
1165                 fi
1166                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1167                 xm_defines=USG
1168                 xmake_file=i386/x-aix
1169                 ;;
1170 changequote(,)dnl
1171         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1172 changequote([,])dnl
1173                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1174                 xm_defines="USG POSIX SMALL_ARG_MAX"
1175                 xmake_file=i386/x-ncr3000
1176                 if test x$stabs = xyes -a x$gas = xyes
1177                 then
1178                         tm_file=i386/sysv4gdb.h
1179                 else
1180                         tm_file=i386/sysv4.h
1181                 fi
1182                 extra_parts="crtbegin.o crtend.o"
1183                 tmake_file=i386/t-crtpic
1184                 ;;
1185 changequote(,)dnl
1186         i[34567]86-next-*)
1187 changequote([,])dnl
1188                 tm_file=i386/next.h
1189                 xm_file=i386/xm-next.h
1190                 tmake_file=i386/t-next
1191                 xmake_file=i386/x-next
1192                 extra_objs=nextstep.o
1193                 extra_parts="crtbegin.o crtend.o"
1194                 if test x$enable_threads = xyes; then
1195                         thread_file='mach'
1196                 fi
1197                 ;;
1198 changequote(,)dnl
1199         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1200 changequote([,])dnl
1201                 use_collect2=yes
1202                 if test x$gas = xyes
1203                 then
1204                         tm_file=i386/seq-gas.h
1205                 else
1206                         tm_file=i386/sequent.h
1207                 fi
1208                 ;;
1209 changequote(,)dnl
1210         i[34567]86-sequent-ptx1*)
1211 changequote([,])dnl
1212                 xm_defines="USG SVR3"
1213                 xmake_file=i386/x-sysv3
1214                 tm_file=i386/seq-sysv3.h
1215                 tmake_file=i386/t-crtstuff
1216                 extra_parts="crtbegin.o crtend.o"
1217                 install_headers_dir=install-headers-cpio
1218                 ;;
1219 changequote(,)dnl
1220         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1221 changequote([,])dnl
1222                 xm_defines="USG SVR3"
1223                 xmake_file=i386/x-sysv3
1224                 tm_file=i386/seq2-sysv3.h
1225                 tmake_file=i386/t-crtstuff
1226                 extra_parts="crtbegin.o crtend.o"
1227                 install_headers_dir=install-headers-cpio
1228                 ;;
1229 changequote(,)dnl
1230         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1231 changequote([,])dnl
1232                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1233                 xm_defines="USG POSIX SMALL_ARG_MAX"
1234                 xmake_file=x-svr4
1235                 tm_file=i386/ptx4-i.h
1236                 tmake_file=t-svr4
1237                 extra_parts="crtbegin.o crtend.o"
1238                 install_headers_dir=install-headers-cpio
1239                 ;;
1240         i386-sun-sunos*)                # Sun i386 roadrunner
1241                 xm_defines=USG
1242                 tm_file=i386/sun.h
1243                 use_collect2=yes
1244                 ;;
1245 changequote(,)dnl
1246         i[34567]86-wrs-vxworks*)
1247 changequote([,])dnl
1248                 tm_file=i386/vxi386.h
1249                 tmake_file=i386/t-i386bare
1250                 thread_file='vxworks'
1251                 ;;
1252 changequote(,)dnl
1253         i[34567]86-*-aout*)
1254 changequote([,])dnl
1255                 tm_file=i386/i386-aout.h
1256                 tmake_file=i386/t-i386bare
1257                 ;;
1258 changequote(,)dnl
1259         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1260 changequote([,])dnl
1261                 tm_file=i386/bsd386.h
1262 #               tmake_file=t-libc-ok
1263                 ;;
1264 changequote(,)dnl
1265         i[34567]86-*-bsd*)
1266 changequote([,])dnl
1267                 tm_file=i386/386bsd.h
1268 #               tmake_file=t-libc-ok
1269 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1270 #               use_collect2=yes
1271                 ;;
1272 changequote(,)dnl
1273         i[34567]86-*-freebsdelf*)
1274 changequote([,])dnl
1275                 tm_file="i386/i386.h i386/att.h svr4.h i386/freebsd-elf.h i386/perform.h"
1276                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1277                 tmake_file=t-freebsd
1278                 gas=yes
1279                 gnu_ld=yes
1280                 stabs=yes
1281                 case x${enable_threads} in
1282                 xyes | xpthreads | xposix)
1283                         thread_file='posix'
1284                         tmake_file="${tmake_file} t-openbsd-thread"
1285                         ;;
1286                 esac
1287                 ;;
1288 changequote(,)dnl
1289         i[34567]86-*-freebsd*)
1290 changequote([,])dnl
1291                 tm_file=i386/freebsd.h
1292                 tmake_file=t-freebsd
1293                 ;;
1294 changequote(,)dnl
1295         i[34567]86-*-netbsd*)
1296 changequote([,])dnl
1297                 tm_file=i386/netbsd.h
1298                 tmake_file=t-netbsd
1299        use_collect2=yes
1300                 ;;
1301 changequote(,)dnl
1302         i[34567]86-*-openbsd*)
1303 changequote([,])dnl
1304                 # we need collect2 until our bug is fixed...
1305                 use_collect2=yes
1306                 ;;
1307 changequote(,)dnl
1308         i[34567]86-*-coff*)
1309 changequote([,])dnl
1310                 tm_file=i386/i386-coff.h
1311                 tmake_file=i386/t-i386bare
1312                 ;;
1313 changequote(,)dnl
1314         i[34567]86-*-isc*)              # 80386 running ISC system
1315 changequote([,])dnl
1316                 xm_file="${xm_file} i386/xm-isc.h"
1317                 xm_defines="USG SVR3"
1318                 case $machine in
1319 changequote(,)dnl
1320                   i[34567]86-*-isc[34]*)
1321 changequote([,])dnl
1322                     xmake_file=i386/x-isc3
1323                     ;;
1324                   *)
1325                     xmake_file=i386/x-isc
1326                     ;;
1327                 esac
1328                 if test x$gas = xyes -a x$stabs = xyes
1329                 then
1330                         tm_file=i386/iscdbx.h
1331                         tmake_file=i386/t-svr3dbx
1332                         extra_parts="svr3.ifile svr3z.ifile"
1333                 else
1334                         tm_file=i386/isccoff.h
1335                         tmake_file=i386/t-crtstuff
1336                         extra_parts="crtbegin.o crtend.o"
1337                 fi
1338                 install_headers_dir=install-headers-cpio
1339                 ;;
1340 changequote(,)dnl
1341         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1342 changequote([,])dnl                     # with a.out format using
1343                                         # pre BFD linkers
1344                 xmake_file=x-linux-aout
1345                 tmake_file="t-linux-aout i386/t-crtstuff"
1346                 tm_file=i386/linux-oldld.h
1347                 gnu_ld=yes
1348                 float_format=i386
1349                 ;;
1350 changequote(,)dnl
1351         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1352 changequote([,])dnl                     # with a.out format
1353                 xmake_file=x-linux-aout
1354                 tmake_file="t-linux-aout i386/t-crtstuff"
1355                 tm_file=i386/linux-aout.h
1356                 gnu_ld=yes
1357                 float_format=i386
1358                 ;;
1359 changequote(,)dnl
1360         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1361 changequote([,])dnl                     # with ELF format using the
1362                                         # GNU/Linux C library 5
1363                 xmake_file=x-linux
1364                 tm_file=i386/linux.h
1365                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1366                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1367                 gnu_ld=yes
1368                 float_format=i386
1369                 if test x$enable_threads = xyes; then
1370                         thread_file='single'
1371                 fi
1372                 ;;
1373 changequote(,)dnl
1374         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1375 changequote([,])dnl                     # with ELF format using glibc 2
1376                                         # aka GNU/Linux C library 6
1377                 xmake_file=x-linux
1378                 tm_file=i386/linux.h
1379                 tmake_file="t-linux i386/t-crtstuff"
1380                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1381                 gnu_ld=yes
1382                 float_format=i386
1383                 if test x$enable_threads = xyes; then
1384                         thread_file='posix'
1385                 fi
1386                 ;;
1387 changequote(,)dnl
1388         i[34567]86-*-gnu*)
1389                 float_format=i386
1390 changequote([,])dnl
1391                 ;;
1392 changequote(,)dnl
1393         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1394 changequote([,])dnl
1395                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1396                 exit 1
1397                 ;;
1398 changequote(,)dnl
1399         i[34567]86-pc-msdosdjgpp*)
1400 changequote([,])dnl
1401                 xm_file=i386/xm-djgpp.h
1402                 tm_file=i386/djgpp.h
1403                 tmake_file=i386/t-djgpp
1404                 xmake_file=i386/x-djgpp
1405                 gnu_ld=yes
1406                 gas=yes
1407                 exeext=.exe
1408                 case $host in *pc-msdosdjgpp*)
1409                         target_alias=djgpp
1410                         ;;
1411                 esac
1412                 ;;
1413 changequote(,)dnl
1414         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1415 changequote([,])dnl
1416                 tm_file=i386/moss.h
1417                 tmake_file=t-libc-ok
1418                 gnu_ld=yes
1419                 gas=yes
1420                 ;;
1421 changequote(,)dnl
1422         i[34567]86-*-lynxos*)
1423 changequote([,])dnl
1424                 if test x$gas = xyes
1425                 then
1426                         tm_file=i386/lynx.h
1427                 else
1428                         tm_file=i386/lynx-ng.h
1429                 fi
1430                 xm_file=i386/xm-lynx.h
1431                 tmake_file=i386/t-i386bare
1432                 xmake_file=x-lynx
1433                 ;;
1434 changequote(,)dnl
1435         i[34567]86-*-mach*)
1436 changequote([,])dnl
1437                 tm_file=i386/mach.h
1438 #               tmake_file=t-libc-ok
1439                 use_collect2=yes
1440                 ;;
1441 changequote(,)dnl
1442         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1443 changequote([,])dnl
1444                 if test x$elf = xyes
1445                 then
1446                         tm_file=i386/osfelf.h
1447                         use_collect2=
1448                 else
1449                         tm_file=i386/osfrose.h
1450                         use_collect2=yes
1451                 fi
1452                 xm_file="i386/xm-osf.h ${xm_file}"
1453                 xmake_file=i386/x-osfrose
1454                 tmake_file=i386/t-osf
1455                 extra_objs=halfpic.o
1456                 ;;
1457 changequote(,)dnl
1458         i[34567]86-go32-rtems*)
1459 changequote([,])dnl
1460                 cpu_type=i386
1461                 xm_file=i386/xm-go32.h
1462                 tm_file=i386/go32-rtems.h
1463                 tmake_file="i386/t-go32 t-rtems"
1464                 ;;
1465 changequote(,)dnl
1466         i[34567]86-*-rtems*|i[34567]86-*-rtemself*)
1467 changequote([,])dnl
1468                 cpu_type=i386
1469                 tm_file=i386/rtemself.h
1470                 extra_parts="crtbegin.o crtend.o crti.o crtn.o"
1471                 tmake_file="i386/t-rtems-i386 i386/t-crtstuff t-rtems"
1472                 ;;
1473 changequote(,)dnl
1474         i[34567]86-*-rtemscoff*)
1475 changequote([,])dnl
1476                 cpu_type=i386
1477                 tm_file=i386/rtems.h
1478                 tmake_file="i386/t-i386bare t-rtems"
1479                 ;;
1480 changequote(,)dnl
1481         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1482 changequote([,])dnl
1483                 xm_file="xm-siglist.h xm-alloca.h ${xm_file} i386/xm-sco5.h"
1484                 xm_defines="USG SVR3"
1485                 xmake_file=i386/x-sco5
1486                 install_headers_dir=install-headers-cpio
1487                 tm_file=i386/sco5.h
1488                 if test x$gas = xyes
1489                 then
1490                         tm_file="i386/sco5gas.h ${tm_file}"
1491                         tmake_file=i386/t-sco5gas
1492                 else
1493                         tmake_file=i386/t-sco5
1494                 fi
1495                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1496                 ;;
1497 changequote(,)dnl
1498         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1499 changequote([,])dnl
1500                 xm_file="${xm_file} i386/xm-sco.h"
1501                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX NO_SYS_SIGLIST"
1502                 xmake_file=i386/x-sco4
1503                 install_headers_dir=install-headers-cpio
1504                 if test x$stabs = xyes
1505                 then
1506                         tm_file=i386/sco4dbx.h
1507                         tmake_file=i386/t-svr3dbx
1508                         extra_parts="svr3.ifile svr3z.rfile"
1509                 else
1510                         tm_file=i386/sco4.h
1511                         tmake_file=i386/t-crtstuff
1512                         extra_parts="crtbegin.o crtend.o"
1513                 fi
1514                 # The default EAFS filesystem supports long file names.
1515                 # Truncating the target makes $host != $target which
1516                 # makes gcc think it is doing a cross-compile.
1517                 # truncate_target=yes
1518                 ;;
1519 changequote(,)dnl
1520         i[34567]86-*-sco*)              # 80386 running SCO system
1521 changequote([,])dnl
1522                 xm_file=i386/xm-sco.h
1523                 xmake_file=i386/x-sco
1524                 install_headers_dir=install-headers-cpio
1525                 if test x$stabs = xyes
1526                 then
1527                         tm_file=i386/scodbx.h
1528                         tmake_file=i386/t-svr3dbx
1529                         extra_parts="svr3.ifile svr3z.rfile"
1530                 else
1531                         tm_file=i386/sco.h
1532                         extra_parts="crtbegin.o crtend.o"
1533                         tmake_file=i386/t-crtstuff
1534                 fi
1535                 truncate_target=yes
1536                 ;;
1537 changequote(,)dnl
1538         i[34567]86-*-solaris2*)
1539 changequote([,])dnl
1540                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1541                 xm_defines="USG POSIX SMALL_ARG_MAX"
1542                 if test x$stabs = xyes
1543                 then
1544                         tm_file=i386/sol2dbg.h
1545                 else
1546                         tm_file=i386/sol2.h
1547                 fi
1548                 tmake_file=i386/t-sol2
1549                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1550                 xmake_file=x-svr4
1551                 if test x${enable_threads} = x; then
1552                     enable_threads=$have_pthread_h
1553                     if test x${enable_threads} = x; then
1554                         enable_threads=$have_thread_h
1555                     fi
1556                 fi
1557                 if test x${enable_threads} = xyes; then
1558                     if test x${have_pthread_h} = xyes; then
1559                         thread_file='posix'
1560                     else
1561                         thread_file='solaris'
1562                     fi
1563                 fi
1564                 ;;
1565 changequote(,)dnl
1566        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1567 changequote([,])dnl
1568                xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1569                xm_defines="USG POSIX"
1570                tm_file=i386/sysv5.h
1571                if test x$stabs = xyes
1572                then
1573                        tm_file="${tm_file} dbx.h"
1574                fi
1575                tmake_file=i386/t-crtpic
1576                xmake_file=x-svr4
1577                extra_parts="crtbegin.o crtend.o"
1578                if test x$enable_threads = xyes; then
1579                        thread_file='posix'
1580                fi
1581                ;;
1582 changequote(,)dnl
1583         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1584 changequote([,])dnl
1585                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1586                 xm_defines="USG POSIX SMALL_ARG_MAX"
1587                 tm_file=i386/sysv4.h
1588                 if test x$stabs = xyes
1589                 then
1590                         tm_file="${tm_file} dbx.h"
1591                 fi
1592                 tmake_file=i386/t-crtpic
1593                 xmake_file=x-svr4
1594                 extra_parts="crtbegin.o crtend.o"
1595                 ;;
1596 changequote(,)dnl
1597         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1598 changequote([,])dnl
1599                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1600                 xm_defines="USG POSIX"
1601                 tm_file=i386/udk.h
1602                 tmake_file="i386/t-crtpic i386/t-udk"
1603                 xmake_file=x-svr4
1604                 extra_parts="crtbegin.o crtend.o"
1605                 install_headers_dir=install-headers-cpio
1606                 ;;
1607 changequote(,)dnl
1608         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1609 changequote([,])dnl
1610                 cpu_type=i386
1611                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1612                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1613                 if test x$stabs = xyes
1614                 then
1615                         tm_file=i386/osf1elfgdb.h
1616                 else
1617                         tm_file=i386/osf1elf.h
1618                 fi
1619                 tmake_file=i386/t-osf1elf
1620                 xmake_file=i386/x-osf1elf
1621                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1622                 ;;
1623 changequote(,)dnl
1624         i[34567]86-*-sysv*)             # Intel 80386's running system V
1625 changequote([,])dnl
1626                 xm_defines="USG SVR3"
1627                 xmake_file=i386/x-sysv3
1628                 if test x$gas = xyes
1629                 then
1630                         if test x$stabs = xyes
1631                         then
1632                                 tm_file=i386/svr3dbx.h
1633                                 tmake_file=i386/t-svr3dbx
1634                                 extra_parts="svr3.ifile svr3z.rfile"
1635                         else
1636                                 tm_file=i386/svr3gas.h
1637                                 extra_parts="crtbegin.o crtend.o"
1638                                 tmake_file=i386/t-crtstuff
1639                         fi
1640                 else
1641                         tm_file=i386/sysv3.h
1642                         extra_parts="crtbegin.o crtend.o"
1643                         tmake_file=i386/t-crtstuff
1644                 fi
1645                 ;;
1646         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1647                 xm_file="${xm_file} i386/xm-vsta.h"
1648                 tm_file=i386/vsta.h
1649                 tmake_file=i386/t-vsta
1650                 xmake_file=i386/x-vsta
1651                 ;;
1652 changequote(,)dnl
1653         i[34567]86-*-win32)
1654 changequote([,])dnl
1655                 xm_file="${xm_file} i386/xm-cygwin.h"
1656                 tmake_file=i386/t-cygwin
1657                 tm_file=i386/win32.h
1658                 xmake_file=i386/x-cygwin
1659                 extra_objs=winnt.o
1660                 if test x$enable_threads = xyes; then
1661                         thread_file='win32'
1662                 fi
1663                 exeext=.exe
1664                 ;;
1665 changequote(,)dnl
1666         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1667 changequote([,])dnl
1668                 xm_file="${xm_file} i386/xm-cygwin.h"
1669                 tmake_file=i386/t-cygwin
1670                 tm_file=i386/cygwin.h
1671                 xmake_file=i386/x-cygwin
1672                 extra_objs=winnt.o
1673                 if test x$enable_threads = xyes; then
1674                         thread_file='win32'
1675                 fi
1676                 exeext=.exe
1677                 ;;
1678 changequote(,)dnl
1679         i[34567]86-*-mingw32*)
1680 changequote([,])dnl
1681                 tm_file=i386/mingw32.h
1682                 xm_file="${xm_file} i386/xm-mingw32.h"
1683                 tmake_file="i386/t-cygwin i386/t-mingw32"
1684                 extra_objs=winnt.o
1685                 xmake_file=i386/x-cygwin
1686                 if test x$enable_threads = xyes; then
1687                         thread_file='win32'
1688                 fi
1689                 exeext=.exe
1690                 case $machine in
1691                         *mingw32msv*)
1692                                 ;;
1693                         *minwg32crt* | *mingw32*)
1694                                 tm_file="${tm_file} i386/crtdll.h"
1695                                 ;;
1696                 esac
1697                 ;;
1698 changequote(,)dnl
1699         i[34567]86-*-uwin*)
1700 changequote([,])dnl
1701                 tm_file=i386/uwin.h
1702                 xm_file="${xm_file} i386/xm-uwin.h"
1703                 xm_defines="USG NO_STAB_H NO_SYS_SIGLIST"
1704                 tmake_file="i386/t-cygwin i386/t-uwin"
1705                 extra_objs=winnt.o
1706                 xmake_file=i386/x-cygwin
1707                 if test x$enable_threads = xyes; then
1708                         thread_file='win32'
1709                 fi
1710                 exeext=.exe
1711                 ;;
1712 changequote(,)dnl
1713         i[34567]86-*-interix*)
1714 changequote([,])dnl
1715                 tm_file="i386/i386-interix.h interix.h"
1716                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1717                 xm_defines="USG NO_SYS_SIGLIST"
1718                 tmake_file="i386/t-interix"
1719                 extra_objs=interix.o
1720                 xmake_file=x-interix
1721                 if test x$enable_threads = xyes ; then
1722                         thread_file='posix'
1723                 fi
1724                 if test x$stabs = xyes ; then
1725                         tm_file="${tm_file} dbxcoff.h"
1726                 fi
1727                 ;;
1728 changequote(,)dnl
1729         i[34567]86-*-winnt3*)
1730 changequote([,])dnl
1731                 tm_file=i386/win-nt.h
1732                 out_file=i386/i386.c
1733                 xm_file="xm-winnt.h ${xm_file}"
1734                 xmake_file=winnt/x-winnt
1735                 tmake_file=i386/t-winnt
1736                 extra_host_objs="winnt.o oldnames.o"
1737                 extra_gcc_objs="spawnv.o oldnames.o"
1738                 if test x$gnu_ld != xyes
1739                 then
1740                         extra_programs=ld.exe
1741                 fi
1742                 if test x$enable_threads = xyes; then
1743                         thread_file='win32'
1744                 fi
1745                 ;;
1746 changequote(,)dnl
1747         i[34567]86-dg-dgux*)
1748 changequote([,])dnl
1749                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1750                 xm_defines="USG POSIX"
1751                 out_file=i386/dgux.c
1752                 tm_file=i386/dgux.h
1753                 tmake_file=i386/t-dgux
1754                 xmake_file=i386/x-dgux
1755                 install_headers_dir=install-headers-cpio
1756               ;;
1757         i860-alliant-*)         # Alliant FX/2800
1758                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1759                 xm_file="${xm_file}"
1760                 xmake_file=i860/x-fx2800
1761                 tmake_file=i860/t-fx2800
1762                 extra_parts="crtbegin.o crtend.o"
1763                 ;;
1764         i860-*-bsd*)
1765                 tm_file="${tm_file} i860/bsd.h"
1766                 if test x$gas = xyes
1767                 then
1768                         tm_file="${tm_file} i860/bsd-gas.h"
1769                 fi
1770                 use_collect2=yes
1771                 ;;
1772         i860-*-mach*)
1773                 tm_file="${tm_file} i860/mach.h"
1774                 tmake_file=t-libc-ok
1775                 ;;
1776         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1777                 tm_file="${tm_file} svr3.h i860/paragon.h"
1778                 xm_defines="USG SVR3"
1779                 tmake_file=t-osf
1780                 ;;
1781         i860-*-sysv3*)
1782                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1783                 xm_defines="USG SVR3"
1784                 xmake_file=i860/x-sysv3
1785                 extra_parts="crtbegin.o crtend.o"
1786                 ;;
1787         i860-*-sysv4*)
1788                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1789                 xm_defines="USG SVR3"
1790                 xmake_file=i860/x-sysv4
1791                 tmake_file=t-svr4
1792                 extra_parts="crtbegin.o crtend.o"
1793                 ;;
1794         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1795                 tm_file="${tm_file} i960/vx960.h"
1796                 tmake_file=i960/t-vxworks960
1797                 use_collect2=yes
1798                 thread_file='vxworks'
1799                 ;;
1800         i960-wrs-vxworks5* | i960-wrs-vxworks)
1801                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1802                 tmake_file=i960/t-vxworks960
1803                 use_collect2=yes
1804                 thread_file='vxworks'
1805                 ;;
1806         i960-wrs-vxworks*)
1807                 tm_file="${tm_file} i960/vx960.h"
1808                 tmake_file=i960/t-vxworks960
1809                 use_collect2=yes
1810                 thread_file='vxworks'
1811                 ;;
1812         i960-*-coff*)
1813                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1814                 tmake_file=i960/t-960bare
1815                 use_collect2=yes
1816                 ;;
1817         i960-*-rtems)
1818                 tmake_file="i960/t-960bare t-rtems"
1819                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1820                 use_collect2=yes
1821                 ;;
1822         i960-*-*)                       # Default i960 environment.
1823                 use_collect2=yes
1824                 ;;
1825         m32r-*-elf*)
1826                 extra_parts="crtinit.o crtfini.o"
1827                 ;;
1828         m68000-convergent-sysv*)
1829                 tm_file=m68k/ctix.h
1830                 xm_file="m68k/xm-3b1.h ${xm_file}"
1831                 xm_defines=USG
1832                 use_collect2=yes
1833                 extra_headers=math-68881.h
1834                 ;;
1835         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1836                 tm_file=m68k/hp2bsd.h
1837                 xmake_file=m68k/x-hp2bsd
1838                 use_collect2=yes
1839                 extra_headers=math-68881.h
1840                 ;;
1841         m68000-hp-hpux*)                # HP 9000 series 300
1842                 xm_file="xm_alloca.h ${xm_file}"
1843                 xm_defines="USG NO_SYS_SIGLIST"
1844                 if test x$gas = xyes
1845                 then
1846                         xmake_file=m68k/x-hp320g
1847                         tm_file=m68k/hp310g.h
1848                 else
1849                         xmake_file=m68k/x-hp320
1850                         tm_file=m68k/hp310.h
1851                 fi
1852                 install_headers_dir=install-headers-cpio
1853                 use_collect2=yes
1854                 extra_headers=math-68881.h
1855                 ;;
1856         m68000-sun-sunos3*)
1857                 tm_file=m68k/sun2.h
1858                 use_collect2=yes
1859                 extra_headers=math-68881.h
1860                 ;;
1861         m68000-sun-sunos4*)
1862                 tm_file=m68k/sun2o4.h
1863                 use_collect2=yes
1864                 extra_headers=math-68881.h
1865                 ;;
1866         m68000-att-sysv*)
1867                 xm_file="m68k/xm-3b1.h ${xm_file}"
1868                 xm_defines=USG
1869                 if test x$gas = xyes
1870                 then
1871                         tm_file=m68k/3b1g.h
1872                 else
1873                         tm_file=m68k/3b1.h
1874                 fi
1875                 use_collect2=yes
1876                 extra_headers=math-68881.h
1877                 ;;
1878         m68k-apple-aux*)                # Apple Macintosh running A/UX
1879                 xm_defines="USG AUX"
1880                 tmake_file=m68k/t-aux
1881                 install_headers_dir=install-headers-cpio
1882                 extra_headers=math-68881.h
1883                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1884                 tm_file=
1885                 if test "$gnu_ld" = yes
1886                 then
1887                         tm_file="${tm_file} m68k/auxgld.h"
1888                 else
1889                         tm_file="${tm_file} m68k/auxld.h"
1890                 fi
1891                 if test "$gas" = yes
1892                 then
1893                         tm_file="${tm_file} m68k/auxgas.h"
1894                 else
1895                         tm_file="${tm_file} m68k/auxas.h"
1896                 fi
1897                 tm_file="${tm_file} m68k/a-ux.h"
1898                 float_format=m68k
1899                 ;;
1900         m68k-apollo-*)
1901                 tm_file=m68k/apollo68.h
1902                 xmake_file=m68k/x-apollo68
1903                 use_collect2=yes
1904                 extra_headers=math-68881.h
1905                 float_format=m68k
1906                 ;;
1907         m68k-altos-sysv*)                  # Altos 3068
1908                 if test x$gas = xyes
1909                 then
1910                         tm_file=m68k/altos3068.h
1911                         xm_defines=USG
1912                 else
1913                         echo "The Altos is supported only with the GNU assembler" 1>&2
1914                         exit 1
1915                 fi
1916                 extra_headers=math-68881.h
1917                 ;;
1918         m68k-bull-sysv*)                # Bull DPX/2
1919                 if test x$gas = xyes
1920                 then
1921                         if test x$stabs = xyes
1922                         then
1923                                 tm_file=m68k/dpx2cdbx.h
1924                         else
1925                                 tm_file=m68k/dpx2g.h
1926                         fi
1927                 else
1928                         tm_file=m68k/dpx2.h
1929                 fi
1930                 xm_file="xm-alloca.h ${xm_file}"
1931                 xm_defines=USG
1932                 xmake_file=m68k/x-dpx2
1933                 use_collect2=yes
1934                 extra_headers=math-68881.h
1935                 ;;
1936         m68k-atari-sysv4*)              # Atari variant of V.4.
1937                 tm_file=m68k/atari.h
1938                 xm_file="xm-alloca.h ${xm_file}"
1939                 xm_defines="USG FULL_PROTOTYPES"
1940                 tmake_file=t-svr4
1941                 extra_parts="crtbegin.o crtend.o"
1942                 extra_headers=math-68881.h
1943                 float_format=m68k
1944                 ;;
1945         m68k-motorola-sysv*)
1946                 tm_file=m68k/mot3300.h
1947                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
1948                 xm_defines=NO_SYS_SIGLIST
1949                 if test x$gas = xyes
1950                 then
1951                         xmake_file=m68k/x-mot3300-gas
1952                         if test x$gnu_ld = xyes
1953                         then
1954                                 tmake_file=m68k/t-mot3300-gald
1955                         else
1956                                 tmake_file=m68k/t-mot3300-gas
1957                                 use_collect2=yes
1958                         fi
1959                 else
1960                         xmake_file=m68k/x-mot3300
1961                         if test x$gnu_ld = xyes
1962                         then
1963                                 tmake_file=m68k/t-mot3300-gld
1964                         else
1965                                 tmake_file=m68k/t-mot3300
1966                                 use_collect2=yes
1967                         fi
1968                 fi
1969                 gdb_needs_out_file_path=yes
1970                 extra_parts="crt0.o mcrt0.o"
1971                 extra_headers=math-68881.h
1972                 float_format=m68k
1973                 ;;
1974         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
1975                 tm_file=m68k/tower-as.h
1976                 xm_defines="USG SVR3"
1977                 xmake_file=m68k/x-tower
1978                 extra_parts="crtbegin.o crtend.o"
1979                 extra_headers=math-68881.h
1980                 ;;
1981         m68k-plexus-sysv*)
1982                 tm_file=m68k/plexus.h
1983                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
1984                 xm_defines=USG
1985                 use_collect2=yes
1986                 extra_headers=math-68881.h
1987                 ;;
1988         m68k-tti-*)
1989                 tm_file=m68k/pbb.h
1990                 xm_file="xm-alloca.h ${xm_file}"
1991                 xm_defines=USG
1992                 extra_headers=math-68881.h
1993                 ;;
1994         m68k-crds-unos*)
1995                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
1996                 xm_defines="USG unos"
1997                 xmake_file=m68k/x-crds
1998                 tm_file=m68k/crds.h
1999                 use_collect2=yes
2000                 extra_headers=math-68881.h
2001                 ;;
2002         m68k-cbm-sysv4*)                # Commodore variant of V.4.
2003                 tm_file=m68k/amix.h
2004                 xm_file="xm-alloca.h ${xm_file}"
2005                 xm_defines="USG FULL_PROTOTYPES"
2006                 xmake_file=m68k/x-amix
2007                 tmake_file=t-svr4
2008                 extra_parts="crtbegin.o crtend.o"
2009                 extra_headers=math-68881.h
2010                 float_format=m68k
2011                 ;;
2012         m68k-ccur-rtu)
2013                 tm_file=m68k/ccur-GAS.h
2014                 xmake_file=m68k/x-ccur
2015                 extra_headers=math-68881.h
2016                 use_collect2=yes
2017                 float_format=m68k
2018                 ;;
2019         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
2020                 tm_file=m68k/hp3bsd44.h
2021                 xmake_file=m68k/x-hp3bsd44
2022                 use_collect2=yes
2023                 extra_headers=math-68881.h
2024                 float_format=m68k
2025                 ;;
2026         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
2027                 tm_file=m68k/hp3bsd.h
2028                 use_collect2=yes
2029                 extra_headers=math-68881.h
2030                 float_format=m68k
2031                 ;;
2032         m68k-isi-bsd*)
2033                 if test x$with_fp = xno
2034                 then
2035                         tm_file=m68k/isi-nfp.h
2036                 else
2037                         tm_file=m68k/isi.h
2038                         float_format=m68k
2039                 fi
2040                 use_collect2=yes
2041                 extra_headers=math-68881.h
2042                 ;;
2043         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
2044                 xm_file="xm_alloca.h ${xm_file}"
2045                 xm_defines="USG NO_SYS_SIGLIST"
2046                 if test x$gas = xyes
2047                 then
2048                         xmake_file=m68k/x-hp320g
2049                         tm_file=m68k/hp320g.h
2050                 else
2051                         xmake_file=m68k/x-hp320
2052                         tm_file=m68k/hpux7.h
2053                 fi
2054                 install_headers_dir=install-headers-cpio
2055                 use_collect2=yes
2056                 extra_headers=math-68881.h
2057                 float_format=m68k
2058                 ;;
2059         m68k-hp-hpux*)  # HP 9000 series 300
2060                 xm_file="xm_alloca.h ${xm_file}"
2061                 xm_defines="USG NO_SYS_SIGLIST"
2062                 if test x$gas = xyes
2063                 then
2064                         xmake_file=m68k/x-hp320g
2065                         tm_file=m68k/hp320g.h
2066                 else
2067                         xmake_file=m68k/x-hp320
2068                         tm_file=m68k/hp320.h
2069                 fi
2070                 install_headers_dir=install-headers-cpio
2071                 use_collect2=yes
2072                 extra_headers=math-68881.h
2073                 float_format=m68k
2074                 ;;
2075         m68k-sun-mach*)
2076                 tm_file=m68k/sun3mach.h
2077                 use_collect2=yes
2078                 extra_headers=math-68881.h
2079                 float_format=m68k
2080                 ;;
2081         m68k-sony-newsos3*)
2082                 if test x$gas = xyes
2083                 then
2084                         tm_file=m68k/news3gas.h
2085                 else
2086                         tm_file=m68k/news3.h
2087                 fi
2088                 use_collect2=yes
2089                 extra_headers=math-68881.h
2090                 float_format=m68k
2091                 ;;
2092         m68k-sony-bsd* | m68k-sony-newsos*)
2093                 if test x$gas = xyes
2094                 then
2095                         tm_file=m68k/newsgas.h
2096                 else
2097                         tm_file=m68k/news.h
2098                 fi
2099                 use_collect2=yes
2100                 extra_headers=math-68881.h
2101                 float_format=m68k
2102                 ;;
2103         m68k-next-nextstep2*)
2104                 tm_file=m68k/next21.h
2105                 xm_file="m68k/xm-next.h ${xm_file}"
2106                 tmake_file=m68k/t-next
2107                 xmake_file=m68k/x-next
2108                 extra_objs=nextstep.o
2109                 extra_headers=math-68881.h
2110                 use_collect2=yes
2111                 float_format=m68k
2112                 ;;
2113         m68k-next-nextstep3*)
2114                 tm_file=m68k/next.h
2115                 xm_file="m68k/xm-next.h ${xm_file}"
2116                 tmake_file=m68k/t-next
2117                 xmake_file=m68k/x-next
2118                 extra_objs=nextstep.o
2119                 extra_parts="crtbegin.o crtend.o"
2120                 extra_headers=math-68881.h
2121                 float_format=m68k
2122                 if test x$enable_threads = xyes; then
2123                         thread_file='mach'
2124                 fi
2125                 ;;
2126         m68k-sun-sunos3*)
2127                 if test x$with_fp = xno
2128                 then
2129                         tm_file=m68k/sun3n3.h
2130                 else
2131                         tm_file=m68k/sun3o3.h
2132                         float_format=m68k
2133                 fi
2134                 use_collect2=yes
2135                 extra_headers=math-68881.h
2136                 ;;
2137         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2138                 if test x$with_fp = xno
2139                 then
2140                         tm_file=m68k/sun3n.h
2141                 else
2142                         tm_file=m68k/sun3.h
2143                         float_format=m68k
2144                 fi
2145                 use_collect2=yes
2146                 extra_headers=math-68881.h
2147                 ;;
2148         m68k-wrs-vxworks*)
2149                 tm_file=m68k/vxm68k.h
2150                 tmake_file=m68k/t-vxworks68
2151                 extra_headers=math-68881.h
2152                 thread_file='vxworks'
2153                 float_format=m68k
2154                 ;;
2155         m68k-*-aout*)
2156                 tmake_file=m68k/t-m68kbare
2157                 tm_file="m68k/m68k-aout.h libgloss.h"
2158                 extra_headers=math-68881.h
2159                 float_format=m68k
2160                 ;;
2161         m68k-*-coff*)
2162                 tmake_file=m68k/t-m68kbare
2163                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2164                 extra_headers=math-68881.h
2165                 float_format=m68k
2166                 ;;
2167         m68020-*-elf* | m68k-*-elf*)
2168                 tm_file="m68k/m68020-elf.h"
2169                 xm_file=m68k/xm-m68kv.h
2170                 tmake_file=m68k/t-m68kelf
2171                 header_files=math-68881.h
2172                 ;;
2173         m68k-*-lynxos*)
2174                 if test x$gas = xyes
2175                 then
2176                         tm_file=m68k/lynx.h
2177                 else
2178                         tm_file=m68k/lynx-ng.h
2179                 fi
2180                 xm_file=m68k/xm-lynx.h
2181                 xmake_file=x-lynx
2182                 tmake_file=m68k/t-lynx
2183                 extra_headers=math-68881.h
2184                 float_format=m68k
2185                 ;;
2186         m68k*-*-netbsd*)
2187                 tm_file=m68k/netbsd.h
2188                 tmake_file=t-netbsd
2189                 float_format=m68k
2190        use_collect2=yes
2191                 ;;
2192         m68k*-*-openbsd*)
2193                 float_format=m68k
2194                 # we need collect2 until our bug is fixed...
2195                 use_collect2=yes
2196                 ;;
2197         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2198                 xm_file="xm-alloca.h ${xm_file}"
2199                 xm_defines=USG
2200                 xmake_file=m68k/x-m68kv
2201                 extra_parts="crtbegin.o crtend.o"
2202                 extra_headers=math-68881.h
2203                 float_format=m68k
2204                 ;;
2205         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2206                 tm_file=m68k/m68kv4.h
2207                 xm_file="xm-alloca.h ${xm_file}"
2208                 xm_defines=USG
2209                 tmake_file=t-svr4
2210                 extra_parts="crtbegin.o crtend.o"
2211                 extra_headers=math-68881.h
2212                 float_format=m68k
2213                 ;;
2214         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2215                                         # with a.out format
2216                 xmake_file=x-linux
2217                 tm_file=m68k/linux-aout.h
2218                 tmake_file="t-linux-aout m68k/t-linux-aout"
2219                 extra_headers=math-68881.h
2220                 float_format=m68k
2221                 gnu_ld=yes
2222                 ;;
2223         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2224                                         # with ELF format using the
2225                                         # GNU/Linux C library 5
2226                 xmake_file=x-linux
2227                 tm_file=m68k/linux.h
2228                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2229                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2230                 extra_headers=math-68881.h
2231                 float_format=m68k
2232                 gnu_ld=yes
2233                 ;;
2234         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2235                                         # with ELF format using glibc 2
2236                                         # aka the GNU/Linux C library 6.
2237                 xmake_file=x-linux
2238                 tm_file=m68k/linux.h
2239                 tmake_file="t-linux m68k/t-linux"
2240                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2241                 extra_headers=math-68881.h
2242                 float_format=m68k
2243                 gnu_ld=yes
2244                 if test x$enable_threads = xyes; then
2245                         thread_file='posix'
2246                 fi
2247                 ;;
2248         m68k-*-psos*)
2249                 tmake_file=m68k/t-m68kbare
2250                 tm_file=m68k/m68k-psos.h
2251                 extra_headers=math-68881.h
2252                 float_format=m68k
2253                 ;;
2254         m68k-*-rtemscoff*|m68k-*-rtems*)
2255                 tmake_file="m68k/t-m68kbare t-rtems"
2256                 tm_file=m68k/rtems.h
2257                 extra_headers=math-68881.h
2258                 float_format=m68k
2259                 ;;
2260         m68k-*-rtemself*)
2261                 tmake_file="m68k/t-m68kbare t-rtems m68k/t-crtstuff"
2262                 tm_file=m68k/rtemself.h
2263                 extra_headers=math-68881.h
2264                 float_format=m68k
2265                 ;;
2266         m88k-dg-dgux*)
2267                 case $machine in
2268                   m88k-dg-dguxbcs*)
2269                     tm_file=m88k/dguxbcs.h
2270                     tmake_file=m88k/t-dguxbcs
2271                     ;;
2272                   *)
2273                     tm_file=m88k/dgux.h
2274                     tmake_file=m88k/t-dgux
2275                     ;;
2276                 esac
2277                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2278                 xmake_file=m88k/x-dgux
2279                 if test x$gas = xyes
2280                 then
2281                         tmake_file=m88k/t-dgux-gas
2282                 fi
2283                 ;;
2284         m88k-dolphin-sysv3*)
2285                 tm_file=m88k/dolph.h
2286                 extra_parts="crtbegin.o crtend.o"
2287                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2288                 xmake_file=m88k/x-dolph
2289                 if test x$gas = xyes
2290                 then
2291                         tmake_file=m88k/t-m88k-gas
2292                 fi
2293                 ;;
2294         m88k-tektronix-sysv3)
2295                 tm_file=m88k/tekXD88.h
2296                 extra_parts="crtbegin.o crtend.o"
2297                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2298                 xmake_file=m88k/x-tekXD88
2299                 if test x$gas = xyes
2300                 then
2301                         tmake_file=m88k/t-m88k-gas
2302                 fi
2303                 ;;
2304         m88k-*-aout*)
2305                 tm_file=m88k/m88k-aout.h
2306                 ;;
2307         m88k-*-coff*)
2308                 tm_file=m88k/m88k-coff.h
2309                 tmake_file=m88k/t-bug
2310                 ;;
2311         m88k-*-luna*)
2312                 tm_file=m88k/luna.h
2313                 extra_parts="crtbegin.o crtend.o"
2314                 if test x$gas = xyes
2315                 then
2316                         tmake_file=m88k/t-luna-gas
2317                 else
2318                         tmake_file=m88k/t-luna
2319                 fi
2320                 ;;
2321         m88k-*-openbsd*)
2322                 tmake_file="${tmake_file} m88k/t-luna-gas"
2323                 ;;
2324         m88k-*-sysv3*)
2325                 tm_file=m88k/sysv3.h
2326                 extra_parts="crtbegin.o crtend.o"
2327                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2328                 xmake_file=m88k/x-sysv3
2329                 if test x$gas = xyes
2330                 then
2331                         tmake_file=m88k/t-m88k-gas
2332                 fi
2333                 ;;
2334         m88k-*-sysv4*)
2335                 tm_file=m88k/sysv4.h
2336                 extra_parts="crtbegin.o crtend.o"
2337                 xmake_file=m88k/x-sysv4
2338                 tmake_file=m88k/t-sysv4
2339                 ;;
2340         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2341                 if test "x$gnu_ld" = xyes
2342                 then
2343                         tm_file="mips/iris6.h mips/iris6gld.h"
2344                 else
2345                         tm_file=mips/iris6.h
2346                 fi
2347                 tmake_file=mips/t-iris6
2348                 xm_file=mips/xm-iris6.h
2349                 xmake_file=mips/x-iris6
2350 #               if test x$enable_threads = xyes; then
2351 #                       thread_file='irix'
2352 #               fi
2353                 ;;
2354         mips-wrs-vxworks)
2355                 tm_file="mips/elf.h mips/vxworks.h"
2356                 tmake_file=mips/t-ecoff
2357                 gas=yes
2358                 gnu_ld=yes
2359                 extra_parts="crtbegin.o crtend.o"
2360                 thread_file='vxworks'
2361                 ;;
2362         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2363                 tm_file="mips/iris6.h mips/cross64.h"
2364                 xm_defines=USG
2365                 xm_file="mips/xm-iris5.h"
2366                 xmake_file=mips/x-iris
2367                 tmake_file=mips/t-cross64
2368                 # See comment in mips/iris[56].h files.
2369                 use_collect2=yes
2370 #               if test x$enable_threads = xyes; then
2371 #                       thread_file='irix'
2372 #               fi
2373                 ;;
2374         mips-sni-sysv4)
2375                 if test x$gas = xyes
2376                 then
2377                         if test x$stabs = xyes
2378                         then
2379                                 tm_file=mips/iris5gdb.h
2380                         else
2381                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2382                         fi
2383                 else
2384                         tm_file=mips/sni-svr4.h
2385                 fi
2386                 xm_defines=USG
2387                 xmake_file=mips/x-sni-svr4
2388                 tmake_file=mips/t-mips-gas
2389                 if test x$gnu_ld != xyes
2390                 then
2391                         use_collect2=yes
2392                 fi
2393                 ;;
2394         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2395                 if test x$gas = xyes
2396                 then
2397                         tm_file="mips/iris5.h mips/iris5gas.h"
2398                         if test x$stabs = xyes
2399                         then
2400                                 tm_file="${tm_file} dbx.h"
2401                         fi
2402                 else
2403                         tm_file=mips/iris5.h
2404                 fi
2405                 xm_defines=USG
2406                 xm_file="mips/xm-iris5.h"
2407                 xmake_file=mips/x-iris
2408                 # mips-tfile doesn't work yet
2409                 tmake_file=mips/t-mips-gas
2410                 # See comment in mips/iris5.h file.
2411                 use_collect2=yes
2412 #               if test x$enable_threads = xyes; then
2413 #                       thread_file='irix'
2414 #               fi
2415                 ;;
2416         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2417                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2418                 if test x$stabs = xyes; then
2419                         tm_file="${tm_file} dbx.h"
2420                 fi
2421                 xm_defines=USG
2422                 xmake_file=mips/x-iris
2423                 if test x$gas = xyes
2424                 then
2425                         tmake_file=mips/t-mips-gas
2426                 else
2427                         extra_passes="mips-tfile mips-tdump"
2428                 fi
2429                 if test x$gnu_ld != xyes
2430                 then
2431                         use_collect2=yes
2432                 fi
2433 #               if test x$enable_threads = xyes; then
2434 #                       thread_file='irix'
2435 #               fi
2436                 ;;
2437         mips-sgi-irix4*)                # Mostly like a MIPS.
2438                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2439                 if test x$stabs = xyes; then
2440                         tm_file="${tm_file} dbx.h"
2441                 fi
2442                 xm_defines=USG
2443                 xmake_file=mips/x-iris
2444                 if test x$gas = xyes
2445                 then
2446                         tmake_file=mips/t-mips-gas
2447                 else
2448                         extra_passes="mips-tfile mips-tdump"
2449                 fi
2450                 if test x$gnu_ld != xyes
2451                 then
2452                         use_collect2=yes
2453                 fi
2454 #               if test x$enable_threads = xyes; then
2455 #                       thread_file='irix'
2456 #               fi
2457                 ;;
2458         mips-sgi-*)                     # Mostly like a MIPS.
2459                 tm_file="mips/iris3.h ${tm_file}"
2460                 if test x$stabs = xyes; then
2461                         tm_file="${tm_file} dbx.h"
2462                 fi
2463                 xm_defines=USG
2464                 xmake_file=mips/x-iris3
2465                 if test x$gas = xyes
2466                 then
2467                         tmake_file=mips/t-mips-gas
2468                 else
2469                         extra_passes="mips-tfile mips-tdump"
2470                 fi
2471                 if test x$gnu_ld != xyes
2472                 then
2473                         use_collect2=yes
2474                 fi
2475                 ;;
2476         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2477                 tm_file="mips/osfrose.h ${tm_file}"
2478                 xmake_file=mips/x-osfrose
2479                 tmake_file=mips/t-osfrose
2480                 extra_objs=halfpic.o
2481                 use_collect2=yes
2482                 ;;
2483         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2484                 tm_file=mips/dec-osf1.h
2485                 if test x$stabs = xyes; then
2486                         tm_file="${tm_file} dbx.h"
2487                 fi
2488                 xmake_file=mips/x-dec-osf1
2489                 if test x$gas = xyes
2490                 then
2491                         tmake_file=mips/t-mips-gas
2492                 else
2493                         tmake_file=mips/t-ultrix
2494                         extra_passes="mips-tfile mips-tdump"
2495                 fi
2496                 if test x$gnu_ld != xyes
2497                 then
2498                         use_collect2=yes
2499                 fi
2500                 ;;
2501         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2502               tm_file=mips/dec-bsd.h
2503               if test x$gas = xyes
2504               then
2505                         tmake_file=mips/t-mips-gas
2506               else
2507                         tmake_file=mips/t-ultrix
2508                         extra_passes="mips-tfile mips-tdump"
2509               fi
2510               if test x$gnu_ld != xyes
2511               then
2512                         use_collect2=yes
2513               fi
2514               ;;
2515         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2516                 tm_file=mips/netbsd.h
2517                 # On NetBSD, the headers are already okay, except for math.h.
2518                 tmake_file=t-netbsd
2519                 ;;
2520        mips*-*-linux*)                         # Linux MIPS, either endian.
2521                 xmake_file=x-linux
2522                 xm_file="xm-siglist.h ${xm_file}"
2523                case $machine in
2524                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2525                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2526                esac
2527                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2528                 gnu_ld=yes
2529                 gas=yes
2530                 if test x$enable_threads = xyes; then
2531                         thread_file='posix'
2532                 fi
2533                 ;;
2534         mips*el-*-openbsd*)     # mips little endian
2535                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2536                 tm_file=mips/openbsd.h
2537                 ;;
2538         mips*-*-openbsd*)               # mips big endian
2539                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2540                 tm_file=mips/openbsd-be.h
2541                 ;;
2542         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2543                 tm_file="mips/news4.h ${tm_file}"
2544                 if test x$stabs = xyes; then
2545                         tm_file="${tm_file} dbx.h"
2546                 fi
2547                 if test x$gas = xyes
2548                 then
2549                         tmake_file=mips/t-mips-gas
2550                 else
2551                         extra_passes="mips-tfile mips-tdump"
2552                 fi
2553                 if test x$gnu_ld != xyes
2554                 then
2555                         use_collect2=yes
2556                 fi
2557                 xmake_file=mips/x-sony
2558                 ;;
2559         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2560                                         # That is based on svr4.
2561                 # t-svr4 is not right because this system doesn't use ELF.
2562                 tm_file="mips/news5.h ${tm_file}"
2563                 if test x$stabs = xyes; then
2564                         tm_file="${tm_file} dbx.h"
2565                 fi
2566                 xm_file="xm-siglist.h ${xm_file}"
2567                 xm_defines=USG
2568                 if test x$gas = xyes
2569                 then
2570                         tmake_file=mips/t-mips-gas
2571                 else
2572                         extra_passes="mips-tfile mips-tdump"
2573                 fi
2574                 if test x$gnu_ld != xyes
2575                 then
2576                         use_collect2=yes
2577                 fi
2578                 ;;
2579         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2580                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2581                 if test x$stabs = xyes; then
2582                         tm_file="${tm_file} dbx.h"
2583                 fi
2584                 xm_file="xm-siglist.h ${xm_file}"
2585                 xm_defines=USG
2586                 xmake_file=mips/x-sysv
2587                 if test x$gas = xyes
2588                 then
2589                         tmake_file=mips/t-mips-gas
2590                         extra_parts="crtbegin.o crtend.o"
2591                 else
2592                         tmake_file=mips/t-mips
2593                         extra_passes="mips-tfile mips-tdump"
2594                 fi
2595                 if test x$gnu_ld != xyes
2596                 then
2597                         use_collect2=yes
2598                 fi
2599                 ;;
2600         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2601                 tm_file="mips/ultrix.h ${tm_file}"
2602                 if test x$stabs = xyes; then
2603                         tm_file="${tm_file} dbx.h"
2604                 fi
2605                 xmake_file=mips/x-ultrix
2606                 if test x$gas = xyes
2607                 then
2608                         tmake_file=mips/t-mips-gas
2609                 else
2610                         tmake_file=mips/t-ultrix
2611                         extra_passes="mips-tfile mips-tdump"
2612                 fi
2613                 if test x$gnu_ld != xyes
2614                 then
2615                         use_collect2=yes
2616                 fi
2617                 ;;
2618 changequote(,)dnl
2619         mips-*-riscos[56789]bsd*)
2620 changequote([,])dnl
2621                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2622                 if test x$stabs = xyes; then
2623                         tm_file="${tm_file} dbx.h"
2624                 fi
2625                 if test x$gas = xyes
2626                 then
2627                         tmake_file=mips/t-bsd-gas
2628                 else
2629                         tmake_file=mips/t-bsd
2630                         extra_passes="mips-tfile mips-tdump"
2631                 fi
2632                 if test x$gnu_ld != xyes
2633                 then
2634                         use_collect2=yes
2635                 fi
2636                 ;;
2637 changequote(,)dnl
2638         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2639 changequote([,])dnl
2640                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2641                 if test x$stabs = xyes; then
2642                         tm_file="${tm_file} dbx.h"
2643                 fi
2644                 if test x$gas = xyes
2645                 then
2646                         tmake_file=mips/t-bsd-gas
2647                 else
2648                         tmake_file=mips/t-bsd
2649                         extra_passes="mips-tfile mips-tdump"
2650                 fi
2651                 if test x$gnu_ld != xyes
2652                 then
2653                         use_collect2=yes
2654                 fi
2655                 ;;
2656 changequote(,)dnl
2657         mips-*-riscos[56789]sysv4*)
2658 changequote([,])dnl
2659                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2660                 if test x$stabs = xyes; then
2661                         tm_file="${tm_file} dbx.h"
2662                 fi
2663                 xm_file="xm-siglist.h ${xm_file}"
2664                 xmake_file=mips/x-sysv
2665                 if test x$gas = xyes
2666                 then
2667                         tmake_file=mips/t-svr4-gas
2668                 else
2669                         tmake_file=mips/t-svr4
2670                         extra_passes="mips-tfile mips-tdump"
2671                 fi
2672                 if test x$gnu_ld != xyes
2673                 then
2674                         use_collect2=yes
2675                 fi
2676                 ;;
2677 changequote(,)dnl
2678         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2679 changequote([,])dnl
2680                 tm_file="mips/svr4-4.h ${tm_file}"
2681                 if test x$stabs = xyes; then
2682                         tm_file="${tm_file} dbx.h"
2683                 fi
2684                 xm_defines=USG
2685                 xmake_file=mips/x-sysv
2686                 if test x$gas = xyes
2687                 then
2688                         tmake_file=mips/t-svr4-gas
2689                 else
2690                         tmake_file=mips/t-svr4
2691                         extra_passes="mips-tfile mips-tdump"
2692                 fi
2693                 if test x$gnu_ld != xyes
2694                 then
2695                         use_collect2=yes
2696                 fi
2697                 ;;
2698 changequote(,)dnl
2699         mips-*-riscos[56789]sysv*)
2700 changequote([,])dnl
2701                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2702                 if test x$stabs = xyes; then
2703                         tm_file="${tm_file} dbx.h"
2704                 fi
2705                 xm_defines=USG
2706                 xmake_file=mips/x-sysv
2707                 if test x$gas = xyes
2708                 then
2709                         tmake_file=mips/t-svr3-gas
2710                 else
2711                         tmake_file=mips/t-svr3
2712                         extra_passes="mips-tfile mips-tdump"
2713                 fi
2714                 if test x$gnu_ld != xyes
2715                 then
2716                         use_collect2=yes
2717                 fi
2718                 ;;
2719         mips-*-sysv* | mips-*-riscos*sysv*)
2720                 tm_file="mips/svr3-4.h ${tm_file}"
2721                 if test x$stabs = xyes; then
2722                         tm_file="${tm_file} dbx.h"
2723                 fi
2724                 xm_defines=USG
2725                 xmake_file=mips/x-sysv
2726                 if test x$gas = xyes
2727                 then
2728                         tmake_file=mips/t-svr3-gas
2729                 else
2730                         tmake_file=mips/t-svr3
2731                         extra_passes="mips-tfile mips-tdump"
2732                 fi
2733                 if test x$gnu_ld != xyes
2734                 then
2735                         use_collect2=yes
2736                 fi
2737                 ;;
2738 changequote(,)dnl
2739         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2740 changequote([,])dnl
2741                 tm_file=mips/mips-5.h
2742                 if test x$stabs = xyes; then
2743                         tm_file="${tm_file} dbx.h"
2744                 fi
2745                 if test x$gas = xyes
2746                 then
2747                         tmake_file=mips/t-mips-gas
2748                 else
2749                         extra_passes="mips-tfile mips-tdump"
2750                 fi
2751                 if test x$gnu_ld != xyes
2752                 then
2753                         use_collect2=yes
2754                 fi
2755                 ;;
2756         mips-*-gnu*)
2757                 ;;
2758         mipsel-*-ecoff*)
2759                 tm_file=mips/ecoffl.h
2760                 if test x$stabs = xyes; then
2761                         tm_file="${tm_file} dbx.h"
2762                 fi
2763                 tmake_file=mips/t-ecoff
2764                 ;;
2765         mips-*-ecoff*)
2766                 tm_file="gofast.h mips/ecoff.h"
2767                 if test x$stabs = xyes; then
2768                         tm_file="${tm_file} dbx.h"
2769                 fi
2770                 tmake_file=mips/t-ecoff
2771                 ;;
2772         mipsel-*-elf*)
2773                 tm_file="mips/elfl.h"
2774                 tmake_file=mips/t-elf
2775                 ;;
2776         mips-*-elf*)
2777                 tm_file="mips/elf.h"
2778                 tmake_file=mips/t-elf
2779                 ;;
2780         mips64el-*-elf*)
2781                 tm_file="mips/elfl64.h"
2782                 tmake_file=mips/t-elf
2783                 ;;
2784         mips64orionel-*-elf*)
2785                 tm_file="mips/elforion.h mips/elfl64.h"
2786                 tmake_file=mips/t-elf
2787                 ;;
2788         mips64-*-elf*)
2789                 tm_file="mips/elf64.h"
2790                 tmake_file=mips/t-elf
2791                 ;;
2792         mips64orion-*-elf*)
2793                 tm_file="mips/elforion.h mips/elf64.h"
2794                 tmake_file=mips/t-elf
2795                 ;;
2796         mips64orion-*-rtems*)
2797                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2798                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2799                 tmake_file="mips/t-elf t-rtems"
2800                 ;;
2801         mipstx39el-*-elf*)
2802                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2803                 tmake_file=mips/t-r3900
2804                 ;;
2805         mipstx39-*-elf*)
2806                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2807                 tmake_file=mips/t-r3900
2808                 ;;
2809         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2810                 if test x$stabs = xyes; then
2811                         tm_file="${tm_file} dbx.h"
2812                 fi
2813                 if test x$gas = xyes
2814                 then
2815                         tmake_file=mips/t-mips-gas
2816                 else
2817                         extra_passes="mips-tfile mips-tdump"
2818                 fi
2819                 if test x$gnu_ld != xyes
2820                 then
2821                         use_collect2=yes
2822                 fi
2823                 ;;
2824         mn10200-*-*)
2825                 cpu_type=mn10200
2826                 tm_file="mn10200/mn10200.h"
2827                 if test x$stabs = xyes
2828                 then
2829                         tm_file="${tm_file} dbx.h"
2830                 fi
2831                 use_collect2=no
2832                 ;;
2833         mn10300-*-*)
2834                 cpu_type=mn10300
2835                 tm_file="mn10300/mn10300.h"
2836                 if test x$stabs = xyes
2837                 then
2838                         tm_file="${tm_file} dbx.h"
2839                 fi
2840                 use_collect2=no
2841                 ;;
2842         ns32k-encore-bsd*)
2843                 tm_file=ns32k/encore.h
2844                 use_collect2=yes
2845                 ;;
2846         ns32k-sequent-bsd*)
2847                 tm_file=ns32k/sequent.h
2848                 use_collect2=yes
2849                 ;;
2850         ns32k-tek6100-bsd*)
2851                 tm_file=ns32k/tek6100.h
2852                 use_collect2=yes
2853                 ;;
2854         ns32k-tek6200-bsd*)
2855                 tm_file=ns32k/tek6200.h
2856                 use_collect2=yes
2857                 ;;
2858 # This has not been updated to GCC 2.
2859 #       ns32k-ns-genix*)
2860 #               xm_defines=USG
2861 #               xmake_file=ns32k/x-genix
2862 #               tm_file=ns32k/genix.h
2863 #               use_collect2=yes
2864 #               ;;
2865         ns32k-merlin-*)
2866                 tm_file=ns32k/merlin.h
2867                 use_collect2=yes
2868                 ;;
2869         ns32k-pc532-mach*)
2870                 tm_file=ns32k/pc532-mach.h
2871                 use_collect2=yes
2872                 ;;
2873         ns32k-pc532-minix*)
2874                 tm_file=ns32k/pc532-min.h
2875                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2876                 xm_defines=USG
2877                 use_collect2=yes
2878                 ;;
2879         ns32k-*-netbsd*)
2880                 tm_file=ns32k/netbsd.h
2881                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2882                 # On NetBSD, the headers are already okay, except for math.h.
2883                 tmake_file=t-netbsd
2884        use_collect2=yes
2885                 ;;
2886         pdp11-*-bsd)
2887                 tm_file="${tm_file} pdp11/2bsd.h"
2888                 ;;
2889         pdp11-*-*)
2890                 ;;
2891         ns32k-*-openbsd*)
2892                 # Nothing special
2893                 ;;
2894 # This has not been updated to GCC 2.
2895 #       pyramid-*-*)
2896 #               cpu_type=pyr
2897 #               xmake_file=pyr/x-pyr
2898 #               use_collect2=yes
2899 #               ;;
2900         romp-*-aos*)
2901                 use_collect2=yes
2902                 ;;
2903         romp-*-mach*)
2904                 xmake_file=romp/x-mach
2905                 use_collect2=yes
2906                 ;;
2907         romp-*-openbsd*)
2908                 # Nothing special
2909                 ;;
2910         powerpc-*-openbsd*)
2911                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
2912                 ;;
2913         powerpc-*-beos*)
2914                 cpu_type=rs6000
2915                 tm_file=rs6000/beos.h
2916                 xm_file=rs6000/xm-beos.h
2917                 tmake_file=rs6000/t-beos
2918                 xmake_file=rs6000/x-beos
2919                 ;;
2920         powerpc-*-sysv* | powerpc-*-elf*)
2921                 tm_file=rs6000/sysv4.h
2922                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2923                 xm_defines="USG POSIX"
2924                 extra_headers=ppc-asm.h
2925                 if test x$gas = xyes
2926                 then
2927                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2928                 else
2929                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2930                 fi
2931                 xmake_file=rs6000/x-sysv4
2932                 ;;
2933         powerpc-*-eabiaix*)
2934                 tm_file=rs6000/eabiaix.h
2935                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2936                 extra_headers=ppc-asm.h
2937                 ;;
2938         powerpc-*-eabisim*)
2939                 tm_file=rs6000/eabisim.h
2940                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2941                 extra_headers=ppc-asm.h
2942                 ;;
2943         powerpc-*-eabi*)
2944                 tm_file=rs6000/eabi.h
2945                 if test x$gas = xyes
2946                 then
2947                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2948                 else
2949                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2950                 fi
2951                 extra_headers=ppc-asm.h
2952                 ;;
2953         powerpc-*-rtems*)
2954                 tm_file=rs6000/rtems.h
2955                 if test x$gas = xyes
2956                 then
2957                      tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
2958                 else
2959                      tmake_file="rs6000/t-ppc t-rtems rs6000/t-ppccomm"
2960                 fi
2961                 extra_headers=ppc-asm.h
2962                 ;;
2963         powerpc-*-linux-gnulibc1)
2964                 tm_file=rs6000/linux.h
2965                 xm_file=rs6000/xm-sysv4.h
2966                 out_file=rs6000/rs6000.c
2967                 if test x$gas = xyes
2968                 then
2969                         tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2970                 else
2971                         tmake_file="rs6000/t-ppc t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2972                 fi
2973                 xmake_file=x-linux
2974                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2975                 extra_headers=ppc-asm.h
2976                 if test x$enable_threads = xyes; then
2977                         thread_file='posix'
2978                 fi
2979                 ;;
2980         powerpc-*-linux-gnu*)
2981                 tm_file=rs6000/linux.h
2982                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2983                 xm_defines="USG ${xm_defines}"
2984                 out_file=rs6000/rs6000.c
2985                 if test x$gas = xyes
2986                 then
2987                         tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
2988                 else
2989                         tmake_file="rs6000/t-ppc t-linux rs6000/t-ppccomm"
2990                 fi
2991                 xmake_file=x-linux
2992                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2993                 extra_headers=ppc-asm.h
2994                 if test x$enable_threads = xyes; then
2995                         thread_file='posix'
2996                 fi
2997                 ;;
2998         powerpc-wrs-vxworks*)
2999                 cpu_type=rs6000
3000                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
3001                 xm_defines="USG POSIX"
3002                 tm_file=rs6000/vxppc.h
3003                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3004                 extra_headers=ppc-asm.h
3005                 thread_file='vxworks'
3006                 ;;
3007         powerpcle-*-sysv* | powerpcle-*-elf*)
3008                 tm_file=rs6000/sysv4le.h
3009                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
3010                 xm_defines="USG POSIX"
3011                 if test x$gas = xyes
3012                 then
3013                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3014                 else
3015                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3016                 fi
3017                 xmake_file=rs6000/x-sysv4
3018                 extra_headers=ppc-asm.h
3019                 ;;
3020         powerpcle-*-eabisim*)
3021                 tm_file=rs6000/eabilesim.h
3022                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3023                 extra_headers=ppc-asm.h
3024                 ;;
3025         powerpcle-*-eabi*)
3026                 tm_file=rs6000/eabile.h
3027                 if test x$gas = xyes
3028                 then
3029                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3030                 else
3031                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3032                 fi
3033                 extra_headers=ppc-asm.h
3034                 ;;
3035         powerpcle-*-winnt* )
3036                 tm_file=rs6000/win-nt.h
3037                 tmake_file=rs6000/t-winnt
3038 #               extra_objs=pe.o
3039                 if test x$enable_threads = xyes; then
3040                         thread_file='win32'
3041                 fi
3042                 extra_headers=ppc-asm.h
3043                 ;;
3044         powerpcle-*-pe | powerpcle-*-cygwin*)
3045                 tm_file=rs6000/cygwin.h
3046                 xm_file="rs6000/xm-cygwin.h ${xm_file}"
3047                 tmake_file=rs6000/t-winnt
3048                 xmake_file=rs6000/x-cygwin
3049 #               extra_objs=pe.o
3050                 if test x$enable_threads = xyes; then
3051                         thread_file='win32'
3052                 fi
3053                 exeext=.exe
3054                 extra_headers=ppc-asm.h
3055                 ;;
3056         powerpcle-*-solaris2*)
3057                 tm_file=rs6000/sol2.h
3058                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
3059                 xm_defines="USG POSIX"
3060                 if test x$gas = xyes
3061                 then
3062                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3063                 else
3064                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3065                 fi
3066                 xmake_file=rs6000/x-sysv4
3067                 extra_headers=ppc-asm.h
3068                 ;;
3069 changequote(,)dnl
3070         rs6000-ibm-aix3.[01]*)
3071 changequote([,])dnl
3072                 tm_file=rs6000/aix31.h
3073                 xmake_file=rs6000/x-aix31
3074                 float_format=none
3075                 use_collect2=yes
3076                 ;;
3077 changequote(,)dnl
3078         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
3079 changequote([,])dnl
3080                 tm_file=rs6000/aix3newas.h
3081                 if test x$host != x$target
3082                 then
3083                         tmake_file=rs6000/t-xnewas
3084                 else
3085                         tmake_file=rs6000/t-newas
3086                 fi
3087                 float_format=none
3088                 use_collect2=yes
3089                 ;;
3090 changequote(,)dnl
3091         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
3092 changequote([,])dnl
3093                 tm_file=rs6000/aix41.h
3094                 if test x$host != x$target
3095                 then
3096                         tmake_file=rs6000/t-xnewas
3097                 else
3098                         tmake_file=rs6000/t-newas
3099                 fi
3100                 if test "$gnu_ld" = yes
3101                 then
3102                         xmake_file=rs6000/x-aix41-gld
3103                 else
3104                         xmake_file=rs6000/x-aix41
3105                 fi
3106                 float_format=none
3107                 use_collect2=yes
3108                 ;;
3109 changequote(,)dnl
3110         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
3111 changequote([,])dnl
3112                 tm_file=rs6000/aix43.h
3113                 if test x$host != x$target
3114                 then
3115                         tmake_file=rs6000/t-xaix43
3116                 else
3117                         tmake_file=rs6000/t-aix43
3118                 fi
3119                 xmake_file=rs6000/x-aix43
3120                 float_format=none
3121                 use_collect2=yes
3122                 ;;
3123 changequote(,)dnl
3124         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3125 changequote([,])dnl
3126                 tm_file=rs6000/aix43.h
3127                 if test x$host != x$target
3128                 then
3129                         tmake_file=rs6000/t-xaix43
3130                 else
3131                         tmake_file=rs6000/t-aix43
3132                 fi
3133                 xmake_file=rs6000/x-aix43
3134                 float_format=none
3135                 use_collect2=yes
3136                 ;;
3137         rs6000-ibm-aix*)
3138                 float_format=none
3139                 use_collect2=yes
3140                 ;;
3141         rs6000-bull-bosx)
3142                 float_format=none
3143                 use_collect2=yes
3144                 ;;
3145         rs6000-*-mach*)
3146                 tm_file=rs6000/mach.h
3147                 xm_file="${xm_file} rs6000/xm-mach.h"
3148                 xmake_file=rs6000/x-mach
3149                 use_collect2=yes
3150                 ;;
3151         rs6000-*-lynxos*)
3152                 tm_file=rs6000/lynx.h
3153                 xm_file=rs6000/xm-lynx.h
3154                 tmake_file=rs6000/t-rs6000
3155                 xmake_file=rs6000/x-lynx
3156                 use_collect2=yes
3157                 ;;
3158         sh-*-elf*)
3159                 tm_file=sh/elf.h
3160                 float_format=sh
3161                 ;;
3162         sh-*-rtemself*)
3163                 tmake_file="sh/t-sh t-rtems"
3164                 tm_file=sh/rtemself.h
3165                 float_format=sh
3166                 ;;
3167         sh-*-rtems*)
3168                 tmake_file="sh/t-sh t-rtems"
3169                 tm_file=sh/rtems.h
3170                 float_format=sh
3171                 ;;
3172         sh-*-*)
3173                 float_format=sh
3174                 ;;
3175         sparc-tti-*)
3176                 tm_file=sparc/pbd.h
3177                 xm_file="xm-alloca.h ${xm_file}"
3178                 xm_defines=USG
3179                 ;;
3180         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3181                 tm_file=sparc/vxsparc.h
3182                 tmake_file=sparc/t-vxsparc
3183                 use_collect2=yes
3184                 thread_file='vxworks'
3185                 ;;
3186         sparc-*-aout*)
3187                 tmake_file=sparc/t-sparcbare
3188                 tm_file="sparc/aout.h libgloss.h"
3189                 ;;
3190         sparc-*-netbsd*)
3191                 tm_file=sparc/netbsd.h
3192                 tmake_file=t-netbsd
3193        use_collect2=yes
3194                 ;;
3195         sparc-*-openbsd*)
3196                 # we need collect2 until our bug is fixed...
3197                 use_collect2=yes
3198                 ;;
3199         sparc-*-bsd*)
3200                 tm_file=sparc/bsd.h
3201                 ;;
3202         sparc-*-elf*)
3203                 tm_file=sparc/elf.h
3204                 tmake_file=sparc/t-elf
3205                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3206                 #float_format=i128
3207                 float_format=i64
3208                 ;;
3209         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3210                 xm_file="${xm_file} sparc/xm-linux.h"
3211                 tm_file=sparc/linux-aout.h
3212                 xmake_file=x-linux
3213                 gnu_ld=yes
3214                 ;;
3215         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3216                 xm_file="${xm_file} sparc/xm-linux.h"
3217                 xmake_file=x-linux
3218                 tm_file=sparc/linux.h
3219                 tmake_file="t-linux t-linux-gnulibc1"
3220                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3221                 gnu_ld=yes
3222                 float_format=sparc
3223                 ;;
3224         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3225                 xm_file="${xm_file} sparc/xm-linux.h"
3226                 xmake_file=x-linux
3227                 tm_file=sparc/linux.h
3228                 tmake_file="t-linux"
3229                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3230                 gnu_ld=yes
3231                 if test x$enable_threads = xyes; then
3232                         thread_file='posix'
3233                 fi
3234                 float_format=sparc
3235                 ;;
3236         sparc-*-lynxos*)
3237                 if test x$gas = xyes
3238                 then
3239                         tm_file=sparc/lynx.h
3240                 else
3241                         tm_file=sparc/lynx-ng.h
3242                 fi
3243                 xm_file=sparc/xm-lynx.h
3244                 tmake_file=sparc/t-sunos41
3245                 xmake_file=x-lynx
3246                 ;;
3247         sparc-*-rtems*|sparc-*-rtemself*)
3248                 tm_file="sparc/rtemself.h"
3249                 tmake_file="sparc/t-elf t-rtems"
3250                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3251                 #float_format=i128
3252                 float_format=i64
3253                 ;;
3254         sparc-*-rtemsaout*)
3255                 tmake_file="sparc/t-sparcbare t-rtems"
3256                 tm_file=sparc/rtems.h
3257                 ;;
3258         sparcv9-*-solaris2*)
3259                 tm_file=sparc/sol2-sld-64.h
3260                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3261                 xm_defines="USG POSIX"
3262                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3263                 xmake_file=sparc/x-sysv4
3264                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3265                 float_format=none
3266                 if test x${enable_threads} = x ; then
3267                     enable_threads=$have_pthread_h
3268                     if test x${enable_threads} = x ; then
3269                         enable_threads=$have_thread_h
3270                     fi
3271                 fi
3272                 if test x${enable_threads} = xyes ; then
3273                     if test x${have_pthread_h} = xyes ; then
3274                         thread_file='posix'
3275                     else
3276                         thread_file='solaris'
3277                     fi
3278                 fi
3279                 ;;
3280         sparc-hal-solaris2*)
3281                 xm_file=sparc/xm-sol2.h
3282                 tm_file="sparc/sol2.h sparc/hal.h"
3283                 tmake_file="sparc/t-halos sparc/t-sol2"
3284                 xmake_file=sparc/x-sysv4
3285                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3286                 broken_install=yes
3287                 ;;
3288         sparc-*-solaris2*)
3289                 if test x$gnu_ld = xyes
3290                 then
3291                         tm_file=sparc/sol2.h
3292                 else
3293                         tm_file=sparc/sol2-sld.h
3294                 fi
3295                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3296                 xm_defines="USG POSIX"
3297                 tmake_file=sparc/t-sol2
3298                 xmake_file=sparc/x-sysv4
3299                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3300                 case $machine in
3301 changequote(,)dnl
3302                 *-*-solaris2.[0-4])
3303 changequote([,])dnl
3304                         float_format=i128
3305                         ;;
3306                 *)
3307                         float_format=none
3308                         ;;
3309                 esac
3310                 if test x${enable_threads} = x; then
3311                     enable_threads=$have_pthread_h
3312                     if test x${enable_threads} = x; then
3313                         enable_threads=$have_thread_h
3314                     fi
3315                 fi
3316                 if test x${enable_threads} = xyes; then
3317                     if test x${have_pthread_h} = xyes; then
3318                         thread_file='posix'
3319                     else
3320                         thread_file='solaris'
3321                     fi
3322                 fi
3323                 ;;
3324         sparc-*-sunos4.0*)
3325                 tm_file=sparc/sunos4.h
3326                 tmake_file=sparc/t-sunos40
3327                 use_collect2=yes
3328                 ;;
3329         sparc-*-sunos4*)
3330                 tm_file=sparc/sunos4.h
3331                 tmake_file=sparc/t-sunos41
3332                 use_collect2=yes
3333                 if test x$gas = xyes; then
3334                         tm_file="${tm_file} sparc/sun4gas.h"
3335                 fi
3336                 ;;
3337         sparc-*-sunos3*)
3338                 tm_file=sparc/sun4o3.h
3339                 use_collect2=yes
3340                 ;;
3341         sparc-*-sysv4*)
3342                 tm_file=sparc/sysv4.h
3343                 xm_file="xm-siglist.h sparc/xm-sysv4.h"
3344                 xm_defines="USG POSIX"
3345                 tmake_file=t-svr4
3346                 xmake_file=sparc/x-sysv4
3347                 extra_parts="crtbegin.o crtend.o"
3348                 ;;
3349         sparc-*-vxsim*)
3350                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3351                 xm_defines="USG POSIX"
3352                 tm_file=sparc/vxsim.h
3353                 tmake_file=sparc/t-vxsparc
3354                 xmake_file=sparc/x-sysv4
3355                 ;;
3356         sparclet-*-aout*)
3357                 tm_file="sparc/splet.h libgloss.h"
3358                 tmake_file=sparc/t-splet
3359                 ;;
3360         sparclite-*-coff*)
3361                 tm_file="sparc/litecoff.h libgloss.h"
3362                 tmake_file=sparc/t-sparclite
3363                 ;;
3364         sparclite-*-aout*)
3365                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3366                 tmake_file=sparc/t-sparclite
3367                 ;;
3368         sparclite-*-elf*)
3369                 tm_file="sparc/liteelf.h libgloss.h"
3370                 tmake_file=sparc/t-sparclite
3371                 extra_parts="crtbegin.o crtend.o"
3372                 ;;
3373         sparc86x-*-aout*)
3374                 tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
3375                 tmake_file=sparc/t-sp86x
3376                 ;;
3377         sparc86x-*-elf*)
3378                 tm_file="sparc/sp86x-elf.h libgloss.h"
3379                 tmake_file=sparc/t-sp86x
3380                 extra_parts="crtbegin.o crtend.o"
3381                 ;;
3382         sparc64-*-aout*)
3383                 tmake_file=sparc/t-sp64
3384                 tm_file=sparc/sp64-aout.h
3385                 ;;
3386         sparc64-*-elf*)
3387                 tmake_file=sparc/t-sp64
3388                 tm_file=sparc/sp64-elf.h
3389                 extra_parts="crtbegin.o crtend.o"
3390                 ;;
3391         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3392                 tmake_file="t-linux sparc/t-linux64"
3393                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3394                 tm_file=sparc/linux64.h
3395                 xmake_file=x-linux
3396                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3397                 gnu_ld=yes
3398                 float_format=sparc
3399                 ;;
3400 # This hasn't been upgraded to GCC 2.
3401 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3402 #               tm_file=tahoe/harris.h
3403 #               ;;
3404 #       tahoe-*-bsd*)                   # tahoe running BSD
3405 #               ;;
3406         thumb-*-coff* | thumbel-*-coff*)
3407                 tm_file=arm/tcoff.h
3408                 out_file=arm/thumb.c
3409                 xm_file=arm/xm-thumb.h
3410                 md_file=arm/thumb.md
3411                 tmake_file=arm/t-thumb
3412                 ;;
3413         thumb-*-elf* | thumbel-*-elf*)
3414                 tm_file=arm/telf.h
3415                 out_file=arm/thumb.c
3416                 xm_file=arm/xm-thumb.h
3417                 md_file=arm/thumb.md
3418                 tmake_file=arm/t-thumb-elf
3419                 ;;
3420         thumb-*-linux-gnu*)
3421                 tm_file=arm/linux-telf.h
3422                 out_file=arm/thumb.c
3423                 xm_file=arm/xm-thumb.h
3424                 md_file=arm/thumb.md
3425                 tmake_file=arm/t-thumb-linux
3426                 ;;
3427         thumb-*-uclinux*)
3428                 tm_file=arm/uclinux-telf.h
3429                 out_file=arm/thumb.c
3430                 md_file=arm/thumb.md
3431                 tmake_file=arm/t-thumb-linux
3432                 xm_file=arm/xm-thumb.h
3433                 ;;
3434         thumb-wrs-vxworks)
3435                 tm_file=arm/tcoff.h
3436                 out_file=arm/thumb.c
3437                 xm_file=arm/xm-thumb.h
3438                 md_file=arm/thumb.md
3439                 tmake_file=arm/t-thumb
3440                 thread_file='vxworks'
3441                 ;;
3442         thumb-*-pe)
3443                 tm_file=arm/tpe.h
3444                 out_file=arm/thumb.c
3445                 xm_file=arm/xm-thumb.h
3446                 md_file=arm/thumb.md
3447                 tmake_file=arm/t-pe-thumb
3448                 extra_objs=pe.o
3449                 ;;
3450 # This hasn't been upgraded to GCC 2.
3451 #       tron-*-*)
3452 #               cpu_type=gmicro
3453 #               use_collect2=yes
3454 #               ;;
3455         v850-*-*)
3456                 target_cpu_default="TARGET_CPU_generic"
3457                 cpu_type=v850
3458                 tm_file="v850/v850.h"
3459                 xm_file="v850/xm-v850.h"
3460                 tmake_file=v850/t-v850
3461                 if test x$stabs = xyes
3462                 then
3463                         tm_file="${tm_file} dbx.h"
3464                 fi
3465                 use_collect2=no
3466                 ;;
3467         vax-*-bsd*)                     # vaxen running BSD
3468                 use_collect2=yes
3469                 float_format=vax
3470                 ;;
3471         vax-*-sysv*)                    # vaxen running system V
3472                 tm_file="${tm_file} vax/vaxv.h"
3473                 xm_defines=USG
3474                 float_format=vax
3475                 ;;
3476         vax-*-netbsd*)
3477                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3478                 tmake_file=t-netbsd
3479                 float_format=vax
3480        use_collect2=yes
3481                 ;;
3482         vax-*-openbsd*)
3483                 tmake_file="${tmake_file} vax/t-openbsd"
3484                 ;;
3485         vax-*-ultrix*)                  # vaxen running ultrix
3486                 tm_file="${tm_file} vax/ultrix.h"
3487                 use_collect2=yes
3488                 float_format=vax
3489                 ;;
3490         vax-*-vms*)                     # vaxen running VMS
3491                 xm_file=vax/xm-vms.h
3492                 tm_file=vax/vms.h
3493                 float_format=vax
3494                 ;;
3495         vax-*-*)                        # vax default entry
3496                 float_format=vax
3497                 ;;
3498         we32k-att-sysv*)
3499                 xm_file="${xm_file} xm-svr3"
3500                 use_collect2=yes
3501                 ;;
3502         *)
3503                 echo "Configuration $machine not supported" 1>&2
3504                 exit 1
3505                 ;;
3506         esac
3507
3508         case $machine in
3509         *-*-linux-gnu*)
3510                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3511         *-*-gnu*)
3512                 # On the GNU system, the setup is just about the same on
3513                 # each different CPU.  The specific machines that GNU
3514                 # supports are matched above and just set $cpu_type.
3515                 xm_file="xm-gnu.h ${xm_file}"
3516                 tm_file=${cpu_type}/gnu.h
3517                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3518                 # GNU always uses ELF.
3519                 elf=yes
3520                 # GNU tools are the only tools.
3521                 gnu_ld=yes
3522                 gas=yes
3523                 xmake_file=x-linux      # These details are the same as Linux.
3524                 tmake_file=t-gnu        # These are not.
3525                 ;;
3526         *-*-sysv4*)
3527                 xmake_try_sysv=x-sysv
3528                 install_headers_dir=install-headers-cpio
3529                 ;;
3530         *-*-sysv*)
3531                 install_headers_dir=install-headers-cpio
3532                 ;;
3533         esac
3534
3535         # Distinguish i[34567]86
3536         # Also, do not run mips-tfile on MIPS if using gas.
3537         # Process --with-cpu= for PowerPC/rs6000
3538         target_cpu_default2=
3539         case $machine in
3540         i486-*-*)
3541                 target_cpu_default2=1
3542                 ;;
3543         i586-*-*)
3544                 case $target_alias in
3545                         k6-*)
3546                                 target_cpu_default2=4
3547                                 ;;
3548                         *)
3549                                 target_cpu_default2=2
3550                                 ;;
3551                 esac
3552                 ;;
3553         i686-*-* | i786-*-*)
3554                 target_cpu_default2=3
3555                 ;;
3556         alpha*-*-*)
3557                 case $machine in
3558                         alphaev6*)
3559                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3560                                 ;;
3561                         alphapca56*)
3562                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3563                                 ;;
3564                         alphaev56*)
3565                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3566                                 ;;
3567                         alphaev5*)
3568                                 target_cpu_default2="MASK_CPU_EV5"
3569                                 ;;
3570                 esac
3571
3572                 if test x$gas = xyes
3573                 then
3574                         if test "$target_cpu_default2" = ""
3575                         then
3576                                 target_cpu_default2="MASK_GAS"
3577                         else
3578                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3579                         fi
3580                 fi
3581                 ;;
3582         arm*-*-*)
3583                 case "x$with_cpu" in
3584                         x)
3585                                 # The most generic
3586                                 target_cpu_default2="TARGET_CPU_generic"
3587                                 ;;
3588
3589                         # Distinguish cores, and major variants
3590                         # arm7m doesn't exist, but D & I don't affect code
3591                         xarm[23678] | xarm250 | xarm[67][01]0 \
3592                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3593                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3594                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3595                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3596                                 ;;
3597
3598                         xyes | xno)
3599                                 echo "--with-cpu must be passed a value" 1>&2
3600                                 exit 1
3601                                 ;;
3602
3603                         *)
3604                                 if test x$pass2done = xyes
3605                                 then
3606                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3607                                         exit 1
3608                                 fi
3609                                 ;;
3610                 esac
3611                 ;;
3612
3613         mips*-*-ecoff* | mips*-*-elf*)
3614                 if test x$gas = xyes
3615                 then
3616                         if test x$gnu_ld = xyes
3617                         then
3618                                 target_cpu_default2=20
3619                         else
3620                                 target_cpu_default2=16
3621                         fi
3622                 fi
3623                 ;;
3624         mips*-*-*)
3625                 if test x$gas = xyes
3626                 then
3627                         target_cpu_default2=16
3628                 fi
3629                 ;;
3630         powerpc*-*-* | rs6000-*-*)
3631                 case "x$with_cpu" in
3632                         x)
3633                                 ;;
3634
3635                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3636                           | xrios1 | xrios2 | xrsc | xrsc1 \
3637                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3638                           | xec603e | x740 | x750 | x401 \
3639                           | x403 | x505 | x801 | x821 | x823 | x860)
3640                                 target_cpu_default2="\"$with_cpu\""
3641                                 ;;
3642
3643                         xyes | xno)
3644                                 echo "--with-cpu must be passed a value" 1>&2
3645                                 exit 1
3646                                 ;;
3647
3648                         *)
3649                                 if test x$pass2done = xyes
3650                                 then
3651                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3652                                         exit 1
3653                                 fi
3654                                 ;;
3655                 esac
3656                 ;;
3657         sparc*-*-*)
3658                 case ".$with_cpu" in
3659                         .)
3660                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3661                                 ;;
3662                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3663                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3664                                 ;;
3665                         *)
3666                                 if test x$pass2done = xyes
3667                                 then
3668                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3669                                         exit 1
3670                                 fi
3671                                 ;;
3672                 esac
3673                 ;;
3674         esac
3675
3676         if test "$target_cpu_default2" != ""
3677         then
3678                 if test "$target_cpu_default" != ""
3679                 then
3680                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3681                 else
3682                         target_cpu_default=$target_cpu_default2
3683                 fi
3684         fi
3685
3686         # No need for collect2 if we have the GNU linker.
3687         # Actually, there is now; GNU ld doesn't handle the EH info or
3688         # collecting for shared libraries.
3689         #case x$gnu_ld in
3690         #xyes)
3691         #       use_collect2=
3692         #       ;;
3693         #esac
3694
3695 # Save data on machine being used to compile GCC in build_xm_file.
3696 # Save data on host machine in vars host_xm_file and host_xmake_file.
3697         if test x$pass1done = x
3698         then
3699                 if test x"$xm_file" = x
3700                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3701                 else build_xm_file=$xm_file
3702                 fi
3703                 build_xm_defines=$xm_defines
3704                 build_install_headers_dir=$install_headers_dir
3705                 build_exeext=$exeext
3706                 pass1done=yes
3707         else
3708                 if test x$pass2done = x
3709                 then
3710                         if test x"$xm_file" = x
3711                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3712                         else host_xm_file=$xm_file
3713                         fi
3714                         host_xm_defines=$xm_defines
3715                         if test x"$xmake_file" = x
3716                         then xmake_file=$cpu_type/x-$cpu_type
3717                         fi
3718                         host_xmake_file="$xmake_file"
3719                         host_truncate_target=$truncate_target
3720                         host_extra_gcc_objs=$extra_gcc_objs
3721                         host_extra_objs=$extra_host_objs
3722                         host_exeext=$exeext
3723                         pass2done=yes
3724                 fi
3725         fi
3726 done
3727
3728 extra_objs="${host_extra_objs} ${extra_objs}"
3729
3730 # Default the target-machine variables that were not explicitly set.
3731 if test x"$tm_file" = x
3732 then tm_file=$cpu_type/$cpu_type.h; fi
3733
3734 if test x$extra_headers = x
3735 then extra_headers=; fi
3736
3737 if test x"$xm_file" = x
3738 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3739
3740 if test x$md_file = x
3741 then md_file=$cpu_type/$cpu_type.md; fi
3742
3743 if test x$out_file = x
3744 then out_file=$cpu_type/$cpu_type.c; fi
3745
3746 if test x"$tmake_file" = x
3747 then tmake_file=$cpu_type/t-$cpu_type
3748 fi
3749
3750 if test x"$dwarf2" = xyes
3751 then tm_file="tm-dwarf2.h $tm_file"
3752 fi
3753
3754 if test x$float_format = x
3755 then float_format=i64
3756 fi
3757
3758 if test $float_format = none
3759 then float_h_file=Makefile.in
3760 else float_h_file=float-$float_format.h
3761 fi
3762
3763 # Handle cpp installation.
3764 if test x$enable_cpp != xno
3765 then
3766   tmake_file="$tmake_file t-install-cpp"
3767 fi
3768
3769 # Say what files are being used for the output code and MD file.
3770 echo "Using \`$srcdir/config/$out_file' to output insns."
3771 echo "Using \`$srcdir/config/$md_file' as machine description file."
3772
3773 count=a
3774 for f in $tm_file; do
3775         count=${count}x
3776 done
3777 if test $count = ax; then
3778         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3779 else
3780         echo "Using the following target machine macro files:"
3781         for f in $tm_file; do
3782                 echo "  $srcdir/config/$f"
3783         done
3784 fi
3785
3786 count=a
3787 for f in $host_xm_file; do
3788         count=${count}x
3789 done
3790 if test $count = ax; then
3791         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3792 else
3793         echo "Using the following host machine macro files:"
3794         for f in $host_xm_file; do
3795                 echo "  $srcdir/config/$f"
3796         done
3797 fi
3798
3799 if test "$host_xm_file" != "$build_xm_file"; then
3800         count=a
3801         for f in $build_xm_file; do
3802                 count=${count}x
3803         done
3804         if test $count = ax; then
3805                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3806         else
3807                 echo "Using the following build machine macro files:"
3808                 for f in $build_xm_file; do
3809                         echo "  $srcdir/config/$f"
3810                 done
3811         fi
3812 fi
3813
3814 if test x$thread_file = x; then
3815         if test x$target_thread_file != x; then
3816                 thread_file=$target_thread_file
3817         else
3818                 thread_file='single'
3819         fi
3820 fi
3821
3822 # Set up the header files.
3823 # $links is the list of header files to create.
3824 # $vars is the list of shell variables with file names to include.
3825 # auto-host.h is the file containing items generated by autoconf and is
3826 # the first file included by config.h.
3827 null_defines=
3828 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3829
3830 # If host=build, it is correct to have hconfig include auto-host.h
3831 # as well.  If host!=build, we are in error and need to do more
3832 # work to find out the build config parameters.
3833 if test x$host = x$build
3834 then
3835         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3836 else
3837         # We create a subdir, then run autoconf in the subdir.
3838         # To prevent recursion we set host and build for the new
3839         # invocation of configure to the build for this invocation
3840         # of configure.
3841         tempdir=build.$$
3842         rm -rf $tempdir
3843         mkdir $tempdir
3844         cd $tempdir
3845         case ${srcdir} in
3846         /*) realsrcdir=${srcdir};;
3847         *) realsrcdir=../${srcdir};;
3848         esac
3849         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3850                 --target=$target --host=$build --build=$build
3851
3852         # We just finished tests for the build machine, so rename
3853         # the file auto-build.h in the gcc directory.
3854         mv auto-host.h ../auto-build.h
3855         cd ..
3856         rm -rf $tempdir
3857         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3858 fi
3859
3860 xm_file="gansidecl.h ${xm_file}"
3861 tm_file="gansidecl.h ${tm_file}"
3862
3863 vars="host_xm_file tm_file xm_file build_xm_file"
3864 links="config.h tm.h tconfig.h hconfig.h"
3865 defines="host_xm_defines null_defines xm_defines build_xm_defines"
3866
3867 rm -f config.bak
3868 if test -f config.status; then mv -f config.status config.bak; fi
3869
3870 # Make the links.
3871 while test -n "$vars"
3872 do
3873         set $vars; var=$1; shift; vars=$*
3874         set $links; link=$1; shift; links=$*
3875         set $defines; define=$1; shift; defines=$*
3876
3877         rm -f $link
3878
3879         # Define TARGET_CPU_DEFAULT if the system wants one.
3880         # This substitutes for lots of *.h files.
3881         if test "$target_cpu_default" != "" -a $link = tm.h
3882         then
3883                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3884         fi
3885
3886         for file in `eval echo '$'$var`; do
3887                 case $file in
3888                 auto-config.h)
3889                         ;;
3890                 *)
3891                         echo '#ifdef IN_GCC' >>$link
3892                         ;;
3893                 esac
3894                 echo "#include \"$file\"" >>$link
3895                 case $file in
3896                 auto-config.h)
3897                         ;;
3898                 *)
3899                         echo '#endif' >>$link
3900                         ;;
3901                 esac
3902         done
3903
3904         for def in `eval echo '$'$define`; do
3905                 echo "#ifndef $def" >>$link
3906                 echo "#define $def" >>$link
3907                 echo "#endif" >>$link
3908         done
3909 done
3910
3911 # Truncate the target if necessary
3912 if test x$host_truncate_target != x; then
3913         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3914 fi
3915
3916 # Get the version trigger filename from the toplevel
3917 if test "${with_gcc_version_trigger+set}" = set; then
3918         gcc_version_trigger=$with_gcc_version_trigger
3919 else
3920         gcc_version_trigger=${srcdir}/version.c
3921 fi
3922 changequote(,)dnl
3923 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
3924 changequote([,])dnl
3925
3926 # Internationalization
3927 PACKAGE=gcc
3928 VERSION="$gcc_version"
3929 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
3930 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
3931 AC_SUBST(PACKAGE)
3932 AC_SUBST(VERSION)
3933
3934 ALL_LINGUAS="en_UK"
3935
3936 # NLS support is still experimental, so disable it by default for now.
3937 AC_ARG_ENABLE(nls,
3938   [  --enable-nls            use Native Language Support (disabled by default)],
3939   , enable_nls=no)
3940
3941 AM_GNU_GETTEXT
3942 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
3943
3944 # Windows32 Registry support for specifying GCC installation paths.
3945 AC_ARG_ENABLE(win32-registry,
3946 [  --disable-win32-registry
3947                           Disable lookup of installation paths in the
3948                          Registry on Windows hosts.
3949   --enable-win32-registry Enable registry lookup (default).
3950   --enable-win32-registry=KEY
3951                           Use KEY instead of GCC version as the last portion
3952                          of the registry key.],,)
3953
3954 AC_MSG_CHECKING(whether windows registry support is requested)
3955 if test x$enable_win32_registry != xno; then
3956   AC_DEFINE(ENABLE_WIN32_REGISTRY)
3957   AC_MSG_RESULT(yes)
3958 else
3959   AC_MSG_RESULT(no)
3960 fi
3961
3962 # Check if user specified a different registry key.
3963 case x${enable_win32_registry} in
3964 x | xyes)
3965   # default.
3966   gcc_cv_win32_registry_key="$VERSION"
3967   ;;
3968 xno)
3969   # no registry lookup.
3970   gcc_cv_win32_registry_key=''
3971   ;;
3972 *)
3973   # user-specified key.
3974   gcc_cv_win32_registry_key="$enable_win32_registry"
3975   ;;
3976 esac
3977
3978 if test x$enable_win32_registry != xno; then
3979   AC_MSG_CHECKING(registry key on windows hosts)
3980   AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$gcc_cv_win32_registry_key")
3981   AC_MSG_RESULT($gcc_cv_win32_registry_key)
3982 fi
3983
3984 # Get an absolute path to the GCC top-level source directory
3985 holddir=`pwd`
3986 cd $srcdir
3987 topdir=`pwd`
3988 cd $holddir
3989
3990 # Conditionalize the makefile for this host machine.
3991 # Make-host contains the concatenation of all host makefile fragments
3992 # [there can be more than one].  This file is built by configure.frag.
3993 host_overrides=Make-host
3994 dep_host_xmake_file=
3995 for f in .. ${host_xmake_file}
3996 do
3997         if test -f ${srcdir}/config/$f
3998         then
3999                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
4000         fi
4001 done
4002
4003 # Conditionalize the makefile for this target machine.
4004 # Make-target contains the concatenation of all host makefile fragments
4005 # [there can be more than one].  This file is built by configure.frag.
4006 target_overrides=Make-target
4007 dep_tmake_file=
4008 for f in .. ${tmake_file}
4009 do
4010         if test -f ${srcdir}/config/$f
4011         then
4012                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
4013         fi
4014 done
4015
4016 # If the host doesn't support symlinks, modify CC in
4017 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
4018 # Otherwise, we can use "CC=$(CC)".
4019 rm -f symtest.tem
4020 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
4021 then
4022         cc_set_by_configure="\$(CC)"
4023         quoted_cc_set_by_configure="\$(CC)"
4024         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
4025 else
4026         rm -f symtest.tem
4027         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
4028         then
4029                 symbolic_link="cp -p"
4030         else
4031                 symbolic_link="cp"
4032         fi
4033         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
4034         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
4035         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
4036 fi
4037 rm -f symtest.tem
4038
4039 out_object_file=`basename $out_file .c`.o
4040
4041 tm_file_list=
4042 for f in $tm_file; do
4043   case $f in
4044     gansidecl.h )
4045        tm_file_list="${tm_file_list} $f" ;;
4046     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
4047   esac
4048 done
4049
4050 host_xm_file_list=
4051 for f in $host_xm_file; do
4052   case $f in
4053     auto-host.h | gansidecl.h | hwint.h )
4054        host_xm_file_list="${host_xm_file_list} $f" ;;
4055     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
4056   esac
4057 done
4058
4059 build_xm_file_list=
4060 for f in $build_xm_file; do
4061   case $f in
4062     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
4063        build_xm_file_list="${build_xm_file_list} $f" ;;
4064     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
4065   esac
4066 done
4067
4068 # Define macro CROSS_COMPILE in compilation
4069 # if this is a cross-compiler.
4070 # Also use all.cross instead of all.internal
4071 # and add cross-make to Makefile.
4072 cross_overrides="/dev/null"
4073 if test x$host != x$target
4074 then
4075         cross_defines="CROSS=-DCROSS_COMPILE"
4076         cross_overrides="${topdir}/cross-make"
4077 fi
4078
4079 # When building gcc with a cross-compiler, we need to fix a few things.
4080 # This must come after cross-make as we want all.build to override
4081 # all.cross.
4082 build_overrides="/dev/null"
4083 if test x$build != x$host
4084 then
4085         build_overrides="${topdir}/build-make"
4086 fi
4087
4088 # Expand extra_headers to include complete path.
4089 # This substitutes for lots of t-* files.
4090 extra_headers_list=
4091 if test "x$extra_headers" = x
4092 then true
4093 else
4094         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
4095         for file in $extra_headers;
4096         do
4097                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
4098         done
4099 fi
4100
4101 if test x$use_collect2 = xno; then
4102         use_collect2=
4103 fi
4104
4105 # Add a definition of USE_COLLECT2 if system wants one.
4106 # Also tell toplev.c what to do.
4107 # This substitutes for lots of t-* files.
4108 if test x$use_collect2 = x
4109 then
4110         will_use_collect2=
4111         maybe_use_collect2=
4112 else
4113         will_use_collect2="collect2"
4114         maybe_use_collect2="-DUSE_COLLECT2"
4115 fi
4116
4117 # NEED TO CONVERT
4118 # Set MD_DEPS if the real md file is in md.pre-cpp.
4119 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
4120 # for line oriented comments, so we must always use a GNU cpp.  If
4121 # building gcc with a cross compiler, use the cross compiler just
4122 # built.  Otherwise, we can use the cpp just built.
4123 md_file_sub=
4124 if test "x$md_cppflags" = x
4125 then
4126         md_file_sub=$srcdir/config/$md_file
4127 else
4128         md_file=md
4129 fi
4130
4131 # If we have gas in the build tree, make a link to it.
4132 if test -f ../gas/Makefile; then
4133         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
4134 fi
4135
4136 # If we have nm in the build tree, make a link to it.
4137 if test -f ../binutils/Makefile; then
4138         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
4139 fi
4140
4141 # If we have ld in the build tree, make a link to it.
4142 if test -f ../ld/Makefile; then
4143 #       if test x$use_collect2 = x; then
4144 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
4145 #       else
4146                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
4147 #       fi
4148 fi
4149
4150 # Figure out what assembler alignment features are present.
4151 AC_MSG_CHECKING(assembler alignment features)
4152 gcc_cv_as=
4153 gcc_cv_as_alignment_features=
4154 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
4155 if test -x "$DEFAULT_ASSEMBLER"; then
4156         gcc_cv_as="$DEFAULT_ASSEMBLER"
4157 elif test -x "$AS"; then
4158         gcc_cv_as="$AS"
4159 elif test -x as$host_exeext; then
4160         # Build using assembler in the current directory.
4161         gcc_cv_as=./as$host_exeext
4162 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
4163         # Single tree build which includes gas.
4164         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
4165         do
4166 changequote(,)dnl
4167                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
4168 changequote([,])dnl
4169                 if test x$gcc_cv_gas_version != x; then
4170                         break
4171                 fi
4172         done
4173 changequote(,)dnl
4174         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
4175         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
4176 changequote([,])dnl
4177         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
4178                 # Gas version 2.6 and later support for .balign and .p2align.
4179                 # bytes to skip when using .p2align.
4180                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
4181                         gcc_cv_as_alignment_features=".balign and .p2align"
4182                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4183                 fi
4184                 # Gas version 2.8 and later support specifying the maximum
4185                 # bytes to skip when using .p2align.
4186                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4187                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4188                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4189                 fi
4190         fi
4191 elif test x$host = x$target; then
4192         # Native build.
4193         # Search the same directories that the installed compiler will
4194         # search.  Else we may find the wrong assembler and lose.  If we
4195         # do not find a suitable assembler binary, then try the user's
4196         # path.
4197         #
4198         # Also note we have to check MD_EXEC_PREFIX before checking the
4199         # user's path.  Unfortunately, there is no good way to get at the
4200         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4201         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4202         # to be fixed as part of the make/configure rewrite too.
4203
4204         if test "x$exec_prefix" = xNONE; then
4205                 if test "x$prefix" = xNONE; then
4206                         test_prefix=/usr/local
4207                 else
4208                         test_prefix=$prefix
4209                 fi
4210         else
4211                 test_prefix=$exec_prefix
4212         fi
4213
4214         # If the loop below does not find an assembler, then use whatever
4215         # one we can find in the users's path.
4216         # user's path.
4217         as=as$host_exeext
4218
4219         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4220                    $test_prefix/lib/gcc-lib/$target \
4221                    /usr/lib/gcc/$target/$gcc_version \
4222                    /usr/lib/gcc/$target \
4223                    $test_prefix/$target/bin/$target/$gcc_version \
4224                    $test_prefix/$target/bin \
4225                    /usr/libexec \
4226                    /usr/ccs/gcc \
4227                    /usr/ccs/bin \
4228                    /udk/usr/ccs/bin \
4229                    /bsd43/usr/lib/cmplrs/cc \
4230                    /usr/cross64/usr/bin \
4231                    /usr/lib/cmplrs/cc \
4232                    /sysv/usr/lib/cmplrs/cc \
4233                    /svr4/usr/lib/cmplrs/cc \
4234                    /usr/bin"
4235
4236         for dir in $test_dirs; do
4237                 if test -f $dir/as$host_exeext; then
4238                         gcc_cv_as=$dir/as$host_exeext
4239                         break;
4240                 fi
4241         done
4242 fi
4243 if test x$gcc_cv_as != x; then
4244         # Check if we have .balign and .p2align
4245         echo ".balign  4" > conftest.s
4246         echo ".p2align  2" >> conftest.s
4247         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4248                 gcc_cv_as_alignment_features=".balign and .p2align"
4249                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4250         fi
4251         rm -f conftest.s conftest.o
4252         # Check if specifying the maximum bytes to skip when
4253         # using .p2align is supported.
4254         echo ".p2align 4,,7" > conftest.s
4255         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4256                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4257                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4258         fi
4259         rm -f conftest.s conftest.o
4260 fi
4261 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4262
4263 AC_MSG_CHECKING(assembler subsection support)
4264 gcc_cv_as_subsections=
4265 if test x$gcc_cv_as != x; then
4266         # Check if we have .subsection
4267         echo ".subsection 1" > conftest.s
4268         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4269                 gcc_cv_as_subsections=".subsection"
4270                 if test -x nm$host_exeext; then
4271                         gcc_cv_nm=./nm$host_exeext
4272                 elif test x$host = x$target; then
4273                         # Native build.
4274                         gcc_cv_nm=nm$host_exeext
4275                 fi
4276                 if test x$gcc_cv_nm != x; then
4277                         cat > conftest.s <<EOF
4278 conftest_label1: .word 0
4279 .subsection -1
4280 conftest_label2: .word 0
4281 .previous
4282 EOF
4283                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4284                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4285                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4286                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4287                                         :
4288                                 else
4289                                         gcc_cv_as_subsections="working .subsection -1"
4290                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
4291                                 fi
4292                         fi
4293                 fi
4294         fi
4295         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4296 fi
4297 AC_MSG_RESULT($gcc_cv_as_subsections)
4298
4299 case "$target" in
4300   sparc*-*-*)
4301     AC_MSG_CHECKING(assembler .register pseudo-op support)
4302     gcc_cv_as_register_pseudo_op=
4303     if test x$gcc_cv_as != x; then
4304         # Check if we have .register
4305         echo ".register %g2, #scratch" > conftest.s
4306         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4307                 gcc_cv_as_register_pseudo_op=yes
4308                 AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP)
4309         fi
4310         rm -f conftest.s conftest.o
4311     fi
4312     AC_MSG_RESULT($gcc_cv_as_register_pseudo_op)
4313
4314     AC_MSG_CHECKING([assembler offsetable %lo() support])
4315     gcc_cv_as_offsetable_lo10=
4316     if test x$gcc_cv_as != x; then
4317         # Check if assembler has offsetable %lo()
4318         echo "or %g1, %lo(ab) + 12, %g1" > conftest.s
4319         echo "or %g1, %lo(ab + 12), %g1" > conftest1.s
4320         gcc_cv_as_flags64="-xarch=v9"
4321         if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4322                 :
4323         else
4324                 gcc_cv_as_flags64="-64"
4325                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4326                         :
4327                 else
4328                         gcc_cv_as_flags64=""
4329                 fi
4330         fi
4331         if test -n "$gcc_cv_as_flags64" ; then
4332                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest1.o conftest1.s > /dev/null 2>&1; then
4333                         if cmp conftest.o conftest1.o > /dev/null 2>&1; then
4334                                 :
4335                         else
4336                                 gcc_cv_as_offsetable_lo10=yes
4337                                 AC_DEFINE(HAVE_AS_OFFSETABLE_LO10)
4338                         fi
4339                 fi
4340         fi
4341         rm -f conftest.s conftest.o conftest1.s conftest1.o
4342     fi
4343     AC_MSG_RESULT($gcc_cv_as_offsetable_lo10)
4344     ;;
4345
4346 changequote(,)dnl
4347   i[34567]86-*-*)
4348 changequote([,])dnl
4349     AC_MSG_CHECKING(assembler instructions)
4350     gcc_cv_as_instructions=
4351     if test x$gcc_cv_as != x; then
4352         set "filds fists" "filds mem; fists mem"
4353         while test $# -gt 0
4354         do
4355                 echo "$2" > conftest.s
4356                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4357                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4358                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4359                 fi
4360                 shift 2
4361         done
4362         rm -f conftest.s conftest.o
4363     fi
4364     AC_MSG_RESULT($gcc_cv_as_instructions)
4365     ;;
4366 esac
4367
4368 # Figure out what language subdirectories are present.
4369 # Look if the user specified --enable-languages="..."; if not, use
4370 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4371 # go away some day.
4372 if test x"${enable_languages+set}" != xset; then
4373         if test x"${LANGUAGES+set}" = xset; then
4374                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4375         else
4376                 enable_languages=all
4377         fi
4378 fi
4379 subdirs=
4380 for lang in ${srcdir}/*/config-lang.in ..
4381 do
4382         case $lang in
4383         ..) ;;
4384         # The odd quoting in the next line works around
4385         # an apparent bug in bash 1.12 on linux.
4386 changequote(,)dnl
4387         ${srcdir}/[*]/config-lang.in) ;;
4388         *)
4389           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4390           if test "x$lang_alias" = x
4391           then
4392                 echo "$lang doesn't set \$language." 1>&2
4393                 exit 1
4394           fi
4395           if test x"${enable_languages}" = xall; then
4396                 add_this_lang=yes
4397           else
4398                 case "${enable_languages}" in
4399                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4400                         add_this_lang=yes
4401                         ;;
4402                     * )
4403                         add_this_lang=no
4404                         ;;
4405                 esac
4406           fi
4407           if test x"${add_this_lang}" = xyes; then
4408                 case $lang in
4409                     ${srcdir}/ada/config-lang.in)
4410                         if test x$gnat = xyes ; then
4411                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4412                         fi
4413                         ;;
4414                     *)
4415                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4416                         ;;
4417                 esac
4418           fi
4419           ;;
4420 changequote([,])dnl
4421         esac
4422 done
4423
4424 # Make gthr-default.h if we have a thread file.
4425 gthread_flags=
4426 if test $thread_file != single; then
4427     rm -f gthr-default.h
4428     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4429     gthread_flags=-DHAVE_GTHR_DEFAULT
4430 fi
4431 AC_SUBST(gthread_flags)
4432
4433 # Make empty files to contain the specs and options for each language.
4434 # Then add #include lines to for a compiler that has specs and/or options.
4435
4436 lang_specs_files=
4437 lang_options_files=
4438 lang_tree_files=
4439 rm -f specs.h options.h gencheck.h
4440 touch specs.h options.h gencheck.h
4441 for subdir in . $subdirs
4442 do
4443         if test -f $srcdir/$subdir/lang-specs.h; then
4444                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4445                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4446         fi
4447         if test -f $srcdir/$subdir/lang-options.h; then
4448                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4449                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4450         fi
4451         if test -f $srcdir/$subdir/$subdir-tree.def; then
4452                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4453                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4454         fi
4455 done
4456
4457 # These (without "all_") are set in each config-lang.in.
4458 # `language' must be a single word so is spelled singularly.
4459 all_languages=
4460 all_boot_languages=
4461 all_compilers=
4462 all_stagestuff=
4463 all_diff_excludes=
4464 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile'
4465 # List of language makefile fragments.
4466 all_lang_makefiles=
4467 all_headers=
4468 all_lib2funcs=
4469
4470 # Add the language fragments.
4471 # Languages are added via two mechanisms.  Some information must be
4472 # recorded in makefile variables, these are defined in config-lang.in.
4473 # We accumulate them and plug them into the main Makefile.
4474 # The other mechanism is a set of hooks for each of the main targets
4475 # like `clean', `install', etc.
4476
4477 language_fragments="Make-lang"
4478 language_hooks="Make-hooks"
4479 oldstyle_subdirs=
4480
4481 for s in .. $subdirs
4482 do
4483         if test $s != ".."
4484         then
4485                 language=
4486                 boot_language=
4487                 compilers=
4488                 stagestuff=
4489                 diff_excludes=
4490                 headers=
4491                 outputs=
4492                 lib2funcs=
4493                 . ${srcdir}/$s/config-lang.in
4494                 if test "x$language" = x
4495                 then
4496                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4497                         exit 1
4498                 fi
4499                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4500                 all_languages="$all_languages $language"
4501                 if test "x$boot_language" = xyes
4502                 then
4503                         all_boot_languages="$all_boot_languages $language"
4504                 fi
4505                 all_compilers="$all_compilers $compilers"
4506                 all_stagestuff="$all_stagestuff $stagestuff"
4507                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4508                 all_headers="$all_headers $headers"
4509                 all_outputs="$all_outputs $outputs"
4510                 if test x$outputs = x
4511                 then
4512                         oldstyle_subdirs="$oldstyle_subdirs $s"
4513                 fi
4514                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4515         fi
4516 done
4517
4518 # Since we can't use `::' targets, we link each language in
4519 # with a set of hooks, reached indirectly via lang.${target}.
4520
4521 rm -f Make-hooks
4522 touch Make-hooks
4523 target_list="all.build all.cross start.encap rest.encap \
4524         info dvi \
4525         install-normal install-common install-info install-man \
4526         uninstall distdir \
4527         mostlyclean clean distclean extraclean maintainer-clean \
4528         stage1 stage2 stage3 stage4"
4529 for t in $target_list
4530 do
4531         x=
4532         for lang in .. $all_languages
4533         do
4534                 if test $lang != ".."; then
4535                         x="$x $lang.$t"
4536                 fi
4537         done
4538         echo "lang.$t: $x" >> Make-hooks
4539 done
4540
4541 # If we're not building in srcdir, create .gdbinit.
4542
4543 if test ! -f Makefile.in; then
4544         echo "dir ." > .gdbinit
4545         echo "dir ${srcdir}" >> .gdbinit
4546         if test x$gdb_needs_out_file_path = xyes
4547         then
4548                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4549         fi
4550         if test "x$subdirs" != x; then
4551                 for s in $subdirs
4552                 do
4553                         echo "dir ${srcdir}/$s" >> .gdbinit
4554                 done
4555         fi
4556         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4557 fi
4558
4559 # Define variables host_canonical and build_canonical
4560 # because some Cygnus local changes in the Makefile depend on them.
4561 build_canonical=${build}
4562 host_canonical=${host}
4563 target_subdir=
4564 if test "${host}" != "${target}" ; then
4565     target_subdir=${target}/
4566 fi
4567 AC_SUBST(build_canonical)
4568 AC_SUBST(host_canonical)
4569 AC_SUBST(target_subdir)
4570
4571 # If this is using newlib, then define inhibit_libc in
4572 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4573 # libgcc.a, but that's OK because newib should have its own version of
4574 # assert.h.
4575 inhibit_libc=
4576 if test x$with_newlib = xyes; then
4577         inhibit_libc=-Dinhibit_libc
4578 fi
4579 AC_SUBST(inhibit_libc)
4580
4581 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4582 # absolute path for gcc_tooldir based on inserting the number of up-directory
4583 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4584 # $(libsubdir)/@(unlibsubdir) based path.
4585 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4586 # make and thus we'd get different behavior depending on where we built the
4587 # sources.
4588 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4589     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4590 else
4591 changequote(<<, >>)dnl
4592 # An explanation of the sed strings:
4593 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4594 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4595 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4596 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4597 #
4598 # (*) Note this pattern overwrites the first character of the string
4599 # with a forward slash if one is not already present.  This is not a
4600 # problem because the exact names of the sub-directories concerned is
4601 # unimportant, just the number of them matters.
4602 #
4603 # The practical upshot of these patterns is like this:
4604 #
4605 #  prefix     exec_prefix        result
4606 #  ------     -----------        ------
4607 #   /foo        /foo/bar          ../
4608 #   /foo/       /foo/bar          ../
4609 #   /foo        /foo/bar/         ../
4610 #   /foo/       /foo/bar/         ../
4611 #   /foo        /foo/bar/ugg      ../../
4612 #
4613     dollar='$$'
4614     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4615 changequote([, ])dnl
4616 fi
4617 AC_SUBST(gcc_tooldir)
4618 AC_SUBST(dollar)
4619
4620 # Nothing to do for FLOAT_H, float_format already handled.
4621 objdir=`pwd`
4622 AC_SUBST(objdir)
4623
4624 # Process the language and host/target makefile fragments.
4625 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4626
4627 # Substitute configuration variables
4628 AC_SUBST(subdirs)
4629 AC_SUBST(all_boot_languages)
4630 AC_SUBST(all_compilers)
4631 AC_SUBST(all_diff_excludes)
4632 AC_SUBST(all_headers)
4633 AC_SUBST(all_lang_makefiles)
4634 AC_SUBST(all_languages)
4635 AC_SUBST(all_lib2funcs)
4636 AC_SUBST(all_stagestuff)
4637 AC_SUBST(build_exeext)
4638 AC_SUBST(build_install_headers_dir)
4639 AC_SUBST(build_xm_file_list)
4640 AC_SUBST(cc_set_by_configure)
4641 AC_SUBST(quoted_cc_set_by_configure)
4642 AC_SUBST(cpp_install_dir)
4643 AC_SUBST(cpp_main)
4644 AC_SUBST(dep_host_xmake_file)
4645 AC_SUBST(dep_tmake_file)
4646 AC_SUBST(extra_c_flags)
4647 AC_SUBST(extra_c_objs)
4648 AC_SUBST(extra_cpp_objs)
4649 AC_SUBST(extra_cxx_objs)
4650 AC_SUBST(extra_headers_list)
4651 AC_SUBST(extra_objs)
4652 AC_SUBST(extra_parts)
4653 AC_SUBST(extra_passes)
4654 AC_SUBST(extra_programs)
4655 AC_SUBST(fixinc_defs)
4656 AC_SUBST(float_h_file)
4657 AC_SUBST(gcc_gxx_include_dir)
4658 AC_SUBST(gcc_version)
4659 AC_SUBST(gcc_version_trigger)
4660 AC_SUBST(host_exeext)
4661 AC_SUBST(host_extra_gcc_objs)
4662 AC_SUBST(host_xm_file_list)
4663 AC_SUBST(install)
4664 AC_SUBST(lang_options_files)
4665 AC_SUBST(lang_specs_files)
4666 AC_SUBST(lang_tree_files)
4667 AC_SUBST(local_prefix)
4668 AC_SUBST(maybe_use_collect2)
4669 AC_SUBST(md_file)
4670 AC_SUBST(objc_boehm_gc)
4671 AC_SUBST(out_file)
4672 AC_SUBST(out_object_file)
4673 AC_SUBST(stage_prefix_set_by_configure)
4674 AC_SUBST(symbolic_link)
4675 AC_SUBST(thread_file)
4676 AC_SUBST(tm_file_list)
4677 AC_SUBST(will_use_collect2)
4678
4679
4680 AC_SUBST_FILE(target_overrides)
4681 AC_SUBST_FILE(host_overrides)
4682 AC_SUBST(cross_defines)
4683 AC_SUBST_FILE(cross_overrides)
4684 AC_SUBST_FILE(build_overrides)
4685 AC_SUBST_FILE(language_fragments)
4686 AC_SUBST_FILE(language_hooks)
4687
4688 # Echo that links are built
4689 if test x$host = x$target
4690 then
4691         str1="native "
4692 else
4693         str1="cross-"
4694         str2=" from $host"
4695 fi
4696
4697 if test x$host != x$build
4698 then
4699         str3=" on a $build system"
4700 fi
4701
4702 if test "x$str2" != x || test "x$str3" != x
4703 then
4704         str4=
4705 fi
4706
4707 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4708
4709 if test "x$str2" != x || test "x$str3" != x
4710 then
4711         echo " ${str2}${str3}." 1>&2
4712 fi
4713
4714 # Truncate the target if necessary
4715 if test x$host_truncate_target != x; then
4716         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4717 fi
4718
4719 # Configure the subdirectories
4720 # AC_CONFIG_SUBDIRS($subdirs)
4721
4722 # Create the Makefile
4723 # and configure language subdirectories
4724 AC_OUTPUT($all_outputs,
4725 [
4726 . $srcdir/configure.lang
4727 case x$CONFIG_HEADERS in
4728 xauto-host.h:config.in)
4729 echo > cstamp-h ;;
4730 esac
4731 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4732 # bootstrapping and the installation procedure can still use
4733 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4734 # FLAGS_TO_PASS has been modified to solve the problem there.
4735 # This is virtually a duplicate of what happens in configure.lang; we do
4736 # an extra check to make sure this only happens if ln -s can be used.
4737 if test "$symbolic_link" = "ln -s"; then
4738  for d in .. ${subdirs} ; do
4739    if test $d != ..; then
4740         STARTDIR=`pwd`
4741         cd $d
4742         for t in stage1 stage2 stage3 stage4 include
4743         do
4744                 rm -f $t
4745                 $symbolic_link ../$t $t 2>/dev/null
4746         done
4747         cd $STARTDIR
4748    fi
4749  done
4750 else true ; fi
4751 # Avoid having to add intl to our include paths.
4752 if test -f intl/libintl.h; then
4753   echo creating libintl.h
4754   echo '#include "intl/libintl.h"' >libintl.h
4755 fi
4756 ],
4757 [
4758 host='${host}'
4759 build='${build}'
4760 target='${target}'
4761 target_alias='${target_alias}'
4762 srcdir='${srcdir}'
4763 subdirs='${subdirs}'
4764 oldstyle_subdirs='${oldstyle_subdirs}'
4765 symbolic_link='${symbolic_link}'
4766 program_transform_set='${program_transform_set}'
4767 program_transform_name='${program_transform_name}'
4768 dep_host_xmake_file='${dep_host_xmake_file}'
4769 host_xmake_file='${host_xmake_file}'
4770 dep_tmake_file='${dep_tmake_file}'
4771 tmake_file='${tmake_file}'
4772 thread_file='${thread_file}'
4773 gcc_version='${gcc_version}'
4774 gcc_version_trigger='${gcc_version_trigger}'
4775 local_prefix='${local_prefix}'
4776 build_install_headers_dir='${build_install_headers_dir}'
4777 build_exeext='${build_exeext}'
4778 host_exeext='${host_exeext}'
4779 out_file='${out_file}'
4780 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4781 SET_MAKE='${SET_MAKE}'
4782 target_list='${target_list}'
4783 target_overrides='${target_overrides}'
4784 host_overrides='${host_overrides}'
4785 cross_defines='${cross_defines}'
4786 cross_overrides='${cross_overrides}'
4787 build_overrides='${build_overrides}'
4788 cpp_install_dir='${cpp_install_dir}'
4789 ])